diff --git a/plugins/modules/cloud/atomic/atomic_image.py b/plugins/modules/cloud/atomic/atomic_image.py
index f6ea19f90f..4016387c64 100644
--- a/plugins/modules/cloud/atomic/atomic_image.py
+++ b/plugins/modules/cloud/atomic/atomic_image.py
@@ -44,7 +44,7 @@ options:
         description:
           - Start or Stop the container.
         type: bool
-        default: 'yes'
+        default: true
 '''
 
 EXAMPLES = r'''
diff --git a/plugins/modules/cloud/centurylink/clc_modify_server.py b/plugins/modules/cloud/centurylink/clc_modify_server.py
index 0567076d38..1c133dbc6f 100644
--- a/plugins/modules/cloud/centurylink/clc_modify_server.py
+++ b/plugins/modules/cloud/centurylink/clc_modify_server.py
@@ -59,7 +59,7 @@ options:
     description:
       - Whether to wait for the provisioning tasks to finish before returning.
     type: bool
-    default: 'yes'
+    default: true
 requirements:
     - python = 2.7
     - requests >= 2.5.0
diff --git a/plugins/modules/cloud/centurylink/clc_publicip.py b/plugins/modules/cloud/centurylink/clc_publicip.py
index 7184ca10c3..7fc4b7468b 100644
--- a/plugins/modules/cloud/centurylink/clc_publicip.py
+++ b/plugins/modules/cloud/centurylink/clc_publicip.py
@@ -43,7 +43,7 @@ options:
     description:
       - Whether to wait for the tasks to finish before returning.
     type: bool
-    default: 'yes'
+    default: true
 requirements:
     - python = 2.7
     - requests >= 2.5.0
diff --git a/plugins/modules/cloud/centurylink/clc_server.py b/plugins/modules/cloud/centurylink/clc_server.py
index f7329894c0..062c5ea411 100644
--- a/plugins/modules/cloud/centurylink/clc_server.py
+++ b/plugins/modules/cloud/centurylink/clc_server.py
@@ -25,7 +25,7 @@ options:
     description:
       - Whether to add a public ip to the server
     type: bool
-    default: 'no'
+    default: false
   alias:
     description:
       - The account alias to provision the servers under.
@@ -96,8 +96,8 @@ options:
     description:
       - Whether to create the server as 'Managed' or not.
     type: bool
-    default: 'no'
-    required: False
+    default: false
+    required: false
   memory:
     description:
       - Memory in GB.
@@ -194,7 +194,7 @@ options:
     description:
       - Whether to wait for the provisioning tasks to finish before returning.
     type: bool
-    default: 'yes'
+    default: true
 requirements:
     - python = 2.7
     - requests >= 2.5.0
diff --git a/plugins/modules/cloud/dimensiondata/dimensiondata_vlan.py b/plugins/modules/cloud/dimensiondata/dimensiondata_vlan.py
index c7cacdccf5..b06566b8e6 100644
--- a/plugins/modules/cloud/dimensiondata/dimensiondata_vlan.py
+++ b/plugins/modules/cloud/dimensiondata/dimensiondata_vlan.py
@@ -58,7 +58,7 @@ options:
       - If C(False), the module will fail under these conditions.
       - This is intended to prevent accidental expansion of a VLAN's network (since this operation is not reversible).
     type: bool
-    default: 'no'
+    default: false
 '''
 
 EXAMPLES = '''
@@ -72,7 +72,7 @@ EXAMPLES = '''
     private_ipv4_base_address: 192.168.23.0
     private_ipv4_prefix_size: 24
     state: present
-    wait: yes
+    wait: true
 
 - name: Read / get VLAN details
   community.general.dimensiondata_vlan:
@@ -81,7 +81,7 @@ EXAMPLES = '''
     network_domain: test_network
     name: my_vlan1
     state: readonly
-    wait: yes
+    wait: true
 
 - name: Delete a VLAN
   community.general.dimensiondata_vlan:
@@ -90,7 +90,7 @@ EXAMPLES = '''
     network_domain: test_network
     name: my_vlan_1
     state: absent
-    wait: yes
+    wait: true
 '''
 
 RETURN = '''
diff --git a/plugins/modules/cloud/heroku/heroku_collaborator.py b/plugins/modules/cloud/heroku/heroku_collaborator.py
index 67619cc833..e29439ca2f 100644
--- a/plugins/modules/cloud/heroku/heroku_collaborator.py
+++ b/plugins/modules/cloud/heroku/heroku_collaborator.py
@@ -36,7 +36,7 @@ options:
     description:
       - Suppress email invitation when creating collaborator
     type: bool
-    default: "no"
+    default: false
   user:
     type: str
     description:
diff --git a/plugins/modules/cloud/linode/linode.py b/plugins/modules/cloud/linode/linode.py
index 40ec1e84d9..8de8c07f69 100644
--- a/plugins/modules/cloud/linode/linode.py
+++ b/plugins/modules/cloud/linode/linode.py
@@ -26,7 +26,7 @@ options:
      - Linode API key.
      - C(LINODE_API_KEY) env variable can be used instead.
     type: str
-    required: yes
+    required: true
   name:
     description:
      - Name to give the instance (alphanumeric, dashes, underscore).
@@ -185,10 +185,10 @@ EXAMPLES = '''
      datacenter: 2
      distribution: 99
      password: 'superSecureRootPassword'
-     private_ip: yes
+     private_ip: true
      ssh_pub_key: 'ssh-rsa qwerty'
      swap: 768
-     wait: yes
+     wait: true
      wait_timeout: 600
      state: present
   delegate_to: localhost
@@ -203,10 +203,10 @@ EXAMPLES = '''
      distribution: 99
      kernel_id: 138
      password: 'superSecureRootPassword'
-     private_ip: yes
+     private_ip: true
      ssh_pub_key: 'ssh-rsa qwerty'
      swap: 768
-     wait: yes
+     wait: true
      wait_timeout: 600
      state: present
      alert_bwquota_enabled: True
@@ -239,7 +239,7 @@ EXAMPLES = '''
      password: 'superSecureRootPassword'
      ssh_pub_key: 'ssh-rsa qwerty'
      swap: 768
-     wait: yes
+     wait: true
      wait_timeout: 600
      state: present
   delegate_to: localhost
diff --git a/plugins/modules/cloud/lxc/lxc_container.py b/plugins/modules/cloud/lxc/lxc_container.py
index 656fe9f524..7c6d01fb2f 100644
--- a/plugins/modules/cloud/lxc/lxc_container.py
+++ b/plugins/modules/cloud/lxc/lxc_container.py
@@ -91,7 +91,7 @@ options:
         description:
           - Enable a container log for host actions to the container.
         type: bool
-        default: 'no'
+        default: false
     container_log_level:
         choices:
           - Info
@@ -119,13 +119,13 @@ options:
           - This is not supported by all container storage backends.
           - Enabling this may fail if the backing store does not support snapshots.
         type: bool
-        default: 'no'
+        default: false
     archive:
         description:
           - Create an archive of a container.
           - This will create a tarball of the running container.
         type: bool
-        default: 'no'
+        default: false
     archive_path:
         description:
           - Path the save the archived container.
diff --git a/plugins/modules/cloud/misc/proxmox.py b/plugins/modules/cloud/misc/proxmox.py
index dd7a0133e7..63e31d7a43 100644
--- a/plugins/modules/cloud/misc/proxmox.py
+++ b/plugins/modules/cloud/misc/proxmox.py
@@ -86,7 +86,7 @@ options:
   onboot:
     description:
       - specifies whether a VM will be started during system bootup
-      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(no).
+      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(false).
     type: bool
   storage:
     description:
@@ -118,7 +118,7 @@ options:
       - with C(state=present) force option allow to overwrite existing container
       - with states C(stopped) , C(restarted) allow to force stop instance
     type: bool
-    default: 'no'
+    default: false
   purge:
     description:
       - Remove container from all related configurations.
@@ -142,7 +142,7 @@ options:
     description:
       - Indicate if the container should be unprivileged
     type: bool
-    default: 'no'
+    default: false
   description:
     description:
       - Specify the description for the container. Only used on the configuration web interface.
@@ -239,7 +239,7 @@ EXAMPLES = r'''
     password: 123456
     hostname: example.org
     ostemplate: 'local:vztmpl/ubuntu-14.04-x86_64.tar.gz'
-    force: yes
+    force: true
 
 - name: Create new container with minimal options use environment PROXMOX_PASSWORD variable(you should export it before)
   community.general.proxmox:
@@ -369,7 +369,7 @@ EXAMPLES = r'''
     api_user: root@pam
     api_password: 1q2w3e
     api_host: node1
-    force: yes
+    force: true
     state: stopped
 
 - name: Restart container(stopped or mounted container you can't restart)
diff --git a/plugins/modules/cloud/misc/proxmox_kvm.py b/plugins/modules/cloud/misc/proxmox_kvm.py
index 1e9c840493..0f0d6df11d 100644
--- a/plugins/modules/cloud/misc/proxmox_kvm.py
+++ b/plugins/modules/cloud/misc/proxmox_kvm.py
@@ -20,7 +20,7 @@ options:
   acpi:
     description:
       - Specify if ACPI should be enabled/disabled.
-      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(yes).
+      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(true).
     type: bool
   agent:
     description:
@@ -38,7 +38,7 @@ options:
   autostart:
     description:
       - Specify if the VM should be automatically restarted after crash (currently ignored in PVE API).
-      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(no).
+      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(false).
     type: bool
   balloon:
     description:
@@ -160,7 +160,7 @@ options:
     description:
       - Allow to force stop VM.
       - Can be used with states C(stopped), C(restarted) and C(absent).
-      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(no).
+      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(false).
     type: bool
   format:
     description:
@@ -184,7 +184,7 @@ options:
       - For VM templates, we try to create a linked clone by default.
       - Used only with clone
     type: bool
-    default: 'yes'
+    default: true
   hostpci:
     description:
       - Specify a hash/dictionary of map host pci devices into guest. C(hostpci='{"key":"value", "key":"value"}').
@@ -238,7 +238,7 @@ options:
   kvm:
     description:
       - Enable/disable KVM hardware virtualization.
-      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(yes).
+      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(true).
     type: bool
   localtime:
     description:
@@ -314,7 +314,7 @@ options:
   onboot:
     description:
       - Specifies whether a VM will be started during system bootup.
-      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(yes).
+      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(true).
     type: bool
   ostype:
     description:
@@ -335,7 +335,7 @@ options:
     type: bool
   reboot:
     description:
-      - Allow reboot. If set to C(yes), the VM exit on reboot.
+      - Allow reboot. If set to C(true), the VM exit on reboot.
     type: bool
   revert:
     description:
@@ -437,7 +437,7 @@ options:
   tablet:
     description:
       - Enables/disables the USB tablet device.
-      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(no).
+      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(false).
     type: bool
   tags:
     description:
@@ -459,7 +459,7 @@ options:
   template:
     description:
       - Enables/disables the template.
-      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(no).
+      - This option has no default unless I(proxmox_default_behavior) is set to C(compatiblity); then the default is C(false).
     type: bool
   timeout:
     description:
@@ -468,12 +468,12 @@ options:
     default: 30
   update:
     description:
-      - If C(yes), the VM will be updated with new value.
+      - If C(true), the VM will be updated with new value.
       - Cause of the operations of the API and security reasons, I have disabled the update of the following parameters
       - C(net, virtio, ide, sata, scsi). Per example updating C(net) update the MAC address and C(virtio) create always new disk...
       - Update of C(pool) is disabled. It needs an additional API endpoint not covered by this module.
     type: bool
-    default: 'no'
+    default: false
   vcpus:
     description:
       - Sets number of hotplugged vcpus.
@@ -625,7 +625,7 @@ EXAMPLES = '''
     name: zavala
     node: sabrewulf
     storage: VMs
-    full: no
+    full: false
     format: unspecified
     timeout: 500
 
@@ -659,7 +659,7 @@ EXAMPLES = '''
     api_host: helldorado
     name: spynal
     node: sabrewulf
-    protection: yes
+    protection: true
 
 - name: Create new VM using cloud-init with a username and password
   community.general.proxmox_kvm:
@@ -724,7 +724,7 @@ EXAMPLES = '''
     name: spynal
     node: sabrewulf
     state: stopped
-    force: yes
+    force: true
 
 - name: Restart VM
   community.general.proxmox_kvm:
@@ -762,7 +762,7 @@ EXAMPLES = '''
     node: sabrewulf
     cores: 8
     memory: 16384
-    update: yes
+    update: true
 
 - name: Delete QEMU parameters
   community.general.proxmox_kvm:
@@ -1394,7 +1394,7 @@ def main():
                 if module.params['force']:
                     proxmox.stop_vm(vm, True)
                 else:
-                    module.exit_json(changed=False, vmid=vmid, msg="VM %s is running. Stop it before deletion or use force=yes." % vmid)
+                    module.exit_json(changed=False, vmid=vmid, msg="VM %s is running. Stop it before deletion or use force=true." % vmid)
             taskid = proxmox_node.qemu.delete(vmid)
             if not proxmox.wait_for_task(vm['node'], taskid):
                 module.fail_json(msg='Reached timeout while waiting for removing VM. Last line in task before timeout: %s' %
diff --git a/plugins/modules/cloud/misc/proxmox_snap.py b/plugins/modules/cloud/misc/proxmox_snap.py
index d75f448bd0..b90b51b34c 100644
--- a/plugins/modules/cloud/misc/proxmox_snap.py
+++ b/plugins/modules/cloud/misc/proxmox_snap.py
@@ -36,12 +36,12 @@ options:
   force:
     description:
       - For removal from config file, even if removing disk snapshot fails.
-    default: no
+    default: false
     type: bool
   vmstate:
     description:
       - Snapshot includes RAM.
-    default: no
+    default: false
     type: bool
   description:
     description:
@@ -175,8 +175,8 @@ def main():
         state=dict(default='present', choices=['present', 'absent', 'rollback']),
         description=dict(type='str'),
         snapname=dict(type='str', default='ansible_snap'),
-        force=dict(type='bool', default='no'),
-        vmstate=dict(type='bool', default='no'),
+        force=dict(type='bool', default=False),
+        vmstate=dict(type='bool', default=False),
     )
     module_args.update(snap_args)
 
diff --git a/plugins/modules/cloud/misc/proxmox_template.py b/plugins/modules/cloud/misc/proxmox_template.py
index f916ea917d..051a70f564 100644
--- a/plugins/modules/cloud/misc/proxmox_template.py
+++ b/plugins/modules/cloud/misc/proxmox_template.py
@@ -52,7 +52,7 @@ options:
     description:
       - can be used only with C(state=present), exists template will be overwritten
     type: bool
-    default: 'no'
+    default: false
   state:
     description:
      - Indicate desired state of the template
@@ -92,7 +92,7 @@ EXAMPLES = '''
     storage: local
     content_type: vztmpl
     src: ~/ubuntu-14.04-x86_64.tar.gz
-    force: yes
+    force: true
 
 - name: Delete template with minimal options
   community.general.proxmox_template:
diff --git a/plugins/modules/cloud/misc/rhevm.py b/plugins/modules/cloud/misc/rhevm.py
index fbc332c2b1..2542511bea 100644
--- a/plugins/modules/cloud/misc/rhevm.py
+++ b/plugins/modules/cloud/misc/rhevm.py
@@ -45,7 +45,7 @@ options:
         description:
             - A boolean switch to make a secure or insecure connection to the server.
         type: bool
-        default: no
+        default: false
     name:
         description:
             - The name of the VM.
@@ -108,7 +108,7 @@ options:
         description:
             - To make your VM High Available.
         type: bool
-        default: yes
+        default: true
     disks:
         description:
             - This option uses complex arguments and is a list of disks with the options name, size and domain.
@@ -130,7 +130,7 @@ options:
         description:
             - This option sets the delete protection checkbox.
         type: bool
-        default: yes
+        default: true
     cd_drive:
         description:
             - The CD you wish to have mounted on the VM when I(state = 'CD').
@@ -309,7 +309,7 @@ EXAMPLES = r'''
       network: rhevm
       ip: 172.31.222.200
       netmask: 255.255.255.0
-      management: yes
+      management: true
     - name: bond0.36
       network: vlan36
       ip: 10.2.36.200
diff --git a/plugins/modules/cloud/misc/serverless.py b/plugins/modules/cloud/misc/serverless.py
index 133539ee32..2819adae59 100644
--- a/plugins/modules/cloud/misc/serverless.py
+++ b/plugins/modules/cloud/misc/serverless.py
@@ -46,17 +46,17 @@ options:
       - When this option is C(false) all the functions will be built, but no stack update will be run to send them out.
       - This is mostly useful for generating artifacts to be stored/deployed elsewhere.
     type: bool
-    default: yes
+    default: true
   force:
     description:
       - Whether or not to force full deployment, equivalent to serverless C(--force) option.
     type: bool
-    default: no
+    default: false
   verbose:
     description:
       - Shows all stack events during deployment, and display any Stack Output.
     type: bool
-    default: no
+    default: false
 notes:
    - Currently, the C(serverless) command must be in the path of the node executing the task.
      In the future this may be a flag.
diff --git a/plugins/modules/cloud/oneandone/oneandone_firewall_policy.py b/plugins/modules/cloud/oneandone/oneandone_firewall_policy.py
index e891954a61..9d9f042f2b 100644
--- a/plugins/modules/cloud/oneandone/oneandone_firewall_policy.py
+++ b/plugins/modules/cloud/oneandone/oneandone_firewall_policy.py
@@ -83,7 +83,7 @@ options:
     description:
       - wait for the instance to be in state 'running' before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
diff --git a/plugins/modules/cloud/oneandone/oneandone_load_balancer.py b/plugins/modules/cloud/oneandone/oneandone_load_balancer.py
index d5147bc9d7..3407e264ad 100644
--- a/plugins/modules/cloud/oneandone/oneandone_load_balancer.py
+++ b/plugins/modules/cloud/oneandone/oneandone_load_balancer.py
@@ -121,7 +121,7 @@ options:
     description:
       - wait for the instance to be in state 'running' before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
diff --git a/plugins/modules/cloud/oneandone/oneandone_monitoring_policy.py b/plugins/modules/cloud/oneandone/oneandone_monitoring_policy.py
index a283d9c49b..cd9ee40ca2 100644
--- a/plugins/modules/cloud/oneandone/oneandone_monitoring_policy.py
+++ b/plugins/modules/cloud/oneandone/oneandone_monitoring_policy.py
@@ -174,7 +174,7 @@ options:
     description:
       - wait for the instance to be in state 'running' before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
diff --git a/plugins/modules/cloud/oneandone/oneandone_private_network.py b/plugins/modules/cloud/oneandone/oneandone_private_network.py
index 9a80f0075c..36633716f7 100644
--- a/plugins/modules/cloud/oneandone/oneandone_private_network.py
+++ b/plugins/modules/cloud/oneandone/oneandone_private_network.py
@@ -71,7 +71,7 @@ options:
     description:
       - wait for the instance to be in state 'running' before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
diff --git a/plugins/modules/cloud/oneandone/oneandone_public_ip.py b/plugins/modules/cloud/oneandone/oneandone_public_ip.py
index b46bcae8ba..a5970735ce 100644
--- a/plugins/modules/cloud/oneandone/oneandone_public_ip.py
+++ b/plugins/modules/cloud/oneandone/oneandone_public_ip.py
@@ -59,7 +59,7 @@ options:
     description:
       - wait for the instance to be in state 'running' before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
diff --git a/plugins/modules/cloud/oneandone/oneandone_server.py b/plugins/modules/cloud/oneandone/oneandone_server.py
index 8275162d1a..22b4b9dd69 100644
--- a/plugins/modules/cloud/oneandone/oneandone_server.py
+++ b/plugins/modules/cloud/oneandone/oneandone_server.py
@@ -120,7 +120,7 @@ options:
         for each individual server to be deleted before moving on with
         other tasks.)
     type: bool
-    default: 'yes'
+    default: true
   wait_timeout:
     description:
       - how long before wait gives up, in seconds
@@ -137,7 +137,7 @@ options:
         hostnames by appending a count after them or substituting the count
         where there is a %02d or %03d in the hostname string.
     type: bool
-    default: 'yes'
+    default: true
 
 requirements:
   - "1and1"
@@ -173,7 +173,7 @@ EXAMPLES = '''
     datacenter: ES
     appliance: C5A349786169F140BCBC335675014C08
     count: 3
-    wait: yes
+    wait: true
     wait_timeout: 600
     wait_interval: 10
     ssh_key: SSH_PUBLIC_KEY
diff --git a/plugins/modules/cloud/opennebula/one_image.py b/plugins/modules/cloud/opennebula/one_image.py
index 693a13f927..04a6b57083 100644
--- a/plugins/modules/cloud/opennebula/one_image.py
+++ b/plugins/modules/cloud/opennebula/one_image.py
@@ -102,12 +102,12 @@ EXAMPLES = '''
 - name: Disable the IMAGE by id
   community.general.one_image:
     id: 37
-    enabled: no
+    enabled: false
 
 - name: Enable the IMAGE by name
   community.general.one_image:
     name: bar-image
-    enabled: yes
+    enabled: true
 
 - name: Clone the IMAGE by name
   community.general.one_image:
diff --git a/plugins/modules/cloud/opennebula/one_service.py b/plugins/modules/cloud/opennebula/one_service.py
index 2985a28a0e..44390c5f3d 100644
--- a/plugins/modules/cloud/opennebula/one_service.py
+++ b/plugins/modules/cloud/opennebula/one_service.py
@@ -66,10 +66,10 @@ options:
     type: str
   unique:
     description:
-      - Setting C(unique=yes) will make sure that there is only one service instance running with a name set with C(service_name) when
+      - Setting C(unique=true) will make sure that there is only one service instance running with a name set with C(service_name) when
       - instantiating a service from a template specified with C(template_id)/C(template_name). Check examples below.
     type: bool
-    default: no
+    default: false
   state:
     description:
       - C(present) - instantiate a service from a template specified with C(template_id)/C(template_name).
@@ -93,7 +93,7 @@ options:
     description:
       - Wait for the instance to reach RUNNING state after DEPLOYING or COOLDOWN state after SCALING
     type: bool
-    default: no
+    default: false
   wait_timeout:
     description:
       - How long before wait gives up, in seconds
@@ -116,7 +116,7 @@ options:
     description:
       - Force the new cardinality even if it is outside the limits
     type: bool
-    default: no
+    default: false
 author:
     - "Milan Ilic (@ilicmilan)"
 '''
@@ -149,7 +149,7 @@ EXAMPLES = '''
   community.general.one_service:
     template_id: 53
     service_name: 'foo'
-    unique: yes
+    unique: true
 
 - name: Delete a service by ID
   community.general.one_service:
@@ -176,7 +176,7 @@ EXAMPLES = '''
 - name: Wait service to become RUNNING
   community.general.one_service:
     service_id: 112
-    wait: yes
+    wait: true
 
 - name: Change role cardinality
   community.general.one_service:
@@ -189,7 +189,7 @@ EXAMPLES = '''
     service_id: 112
     role: foo
     cardinality: 7
-    wait: yes
+    wait: true
 '''
 
 RETURN = '''
diff --git a/plugins/modules/cloud/opennebula/one_vm.py b/plugins/modules/cloud/opennebula/one_vm.py
index e0140f3350..39ae2e0d46 100644
--- a/plugins/modules/cloud/opennebula/one_vm.py
+++ b/plugins/modules/cloud/opennebula/one_vm.py
@@ -89,7 +89,7 @@ options:
   hard:
     description:
       - Reboot, power-off or terminate instances C(hard)
-    default: no
+    default: false
     type: bool
   wait:
     description:
@@ -98,7 +98,7 @@ options:
       - doesn't mean that you will be able to SSH on that machine only that
       - boot process have started on that instance, see 'wait_for' example for
       - details.
-    default: yes
+    default: true
     type: bool
   wait_timeout:
     description:
@@ -202,7 +202,7 @@ options:
   persistent:
     description:
       - Create a private persistent copy of the template plus any image defined in DISK, and instantiate that copy.
-    default: NO
+    default: false
     type: bool
     version_added: '0.2.0'
   datastore_id:
@@ -251,7 +251,7 @@ EXAMPLES = '''
 - name: Deploy a new VM  as persistent
   community.general.one_vm:
     template_id: 90
-    persistent: yes
+    persistent: true
 
 - name: Change VM's permissions to 640
   community.general.one_vm:
diff --git a/plugins/modules/cloud/profitbricks/profitbricks.py b/plugins/modules/cloud/profitbricks/profitbricks.py
index c5feda831b..42e6a1314b 100644
--- a/plugins/modules/cloud/profitbricks/profitbricks.py
+++ b/plugins/modules/cloud/profitbricks/profitbricks.py
@@ -20,7 +20,7 @@ options:
     description:
       - Whether or not to increment a single number in the name for created virtual machines.
     type: bool
-    default: 'yes'
+    default: true
   name:
     description:
       - The name of the virtual machine.
@@ -89,7 +89,7 @@ options:
     description:
       - This will assign the machine to the public LAN. If no LAN exists with public Internet access it is created.
     type: bool
-    default: 'no'
+    default: false
   lan:
     description:
       - The ID of the LAN you wish to add the servers to.
@@ -107,7 +107,7 @@ options:
     description:
       - wait for the instance to be in state 'running' before returning
     type: bool
-    default: 'yes'
+    default: true
   wait_timeout:
     description:
       - how long before wait gives up, in seconds
@@ -117,7 +117,7 @@ options:
     description:
       - remove the bootVolume of the virtual machine you're destroying.
     type: bool
-    default: 'yes'
+    default: true
   state:
     description:
       - create or terminate instances
diff --git a/plugins/modules/cloud/profitbricks/profitbricks_datacenter.py b/plugins/modules/cloud/profitbricks/profitbricks_datacenter.py
index cda5360018..cc3184320d 100644
--- a/plugins/modules/cloud/profitbricks/profitbricks_datacenter.py
+++ b/plugins/modules/cloud/profitbricks/profitbricks_datacenter.py
@@ -46,7 +46,7 @@ options:
     description:
       - wait for the datacenter to be created before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
diff --git a/plugins/modules/cloud/profitbricks/profitbricks_nic.py b/plugins/modules/cloud/profitbricks/profitbricks_nic.py
index 5a0b0b7c34..facb146b60 100644
--- a/plugins/modules/cloud/profitbricks/profitbricks_nic.py
+++ b/plugins/modules/cloud/profitbricks/profitbricks_nic.py
@@ -48,7 +48,7 @@ options:
     description:
       - wait for the operation to complete before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
diff --git a/plugins/modules/cloud/profitbricks/profitbricks_volume.py b/plugins/modules/cloud/profitbricks/profitbricks_volume.py
index 40264bc294..a49948b4bf 100644
--- a/plugins/modules/cloud/profitbricks/profitbricks_volume.py
+++ b/plugins/modules/cloud/profitbricks/profitbricks_volume.py
@@ -74,7 +74,7 @@ options:
   auto_increment:
     description:
       - Whether or not to increment a single number in the name for created virtual machines.
-    default: yes
+    default: true
     type: bool
   instance_ids:
     description:
@@ -96,7 +96,7 @@ options:
     description:
       - wait for the datacenter to be created before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
@@ -125,7 +125,7 @@ EXAMPLES = '''
     datacenter: Tardis One
     name: vol%02d
     count: 5
-    auto_increment: yes
+    auto_increment: true
     wait_timeout: 500
     state: present
 
diff --git a/plugins/modules/cloud/profitbricks/profitbricks_volume_attachments.py b/plugins/modules/cloud/profitbricks/profitbricks_volume_attachments.py
index ab965677ea..5637aca67f 100644
--- a/plugins/modules/cloud/profitbricks/profitbricks_volume_attachments.py
+++ b/plugins/modules/cloud/profitbricks/profitbricks_volume_attachments.py
@@ -41,7 +41,7 @@ options:
     description:
       - wait for the operation to complete before returning
     required: false
-    default: "yes"
+    default: true
     type: bool
   wait_timeout:
     description:
diff --git a/plugins/modules/cloud/rackspace/rax.py b/plugins/modules/cloud/rackspace/rax.py
index 57329c9821..57397b7dc2 100644
--- a/plugins/modules/cloud/rackspace/rax.py
+++ b/plugins/modules/cloud/rackspace/rax.py
@@ -22,15 +22,15 @@ options:
         created servers. Only applicable when used with the I(group) attribute
         or meta key.
     type: bool
-    default: 'yes'
+    default: true
   boot_from_volume:
     description:
       - Whether or not to boot the instance from a Cloud Block Storage volume.
-        If C(yes) and I(image) is specified a new volume will be created at
+        If C(true) and I(image) is specified a new volume will be created at
         boot time. I(boot_volume_size) is required with I(image) to create a
         new volume at boot time.
     type: bool
-    default: 'no'
+    default: false
   boot_volume:
     type: str
     description:
@@ -47,12 +47,12 @@ options:
       - Whether the I(boot_volume) or newly created volume from I(image) will
         be terminated when the server is terminated
     type: bool
-    default: 'no'
+    default: false
   config_drive:
     description:
       - Attach read-only configuration drive to server as label config-2
     type: bool
-    default: 'no'
+    default: false
   count:
     type: int
     description:
@@ -74,12 +74,12 @@ options:
   exact_count:
     description:
       - Explicitly ensure an exact count of instances, used with
-        state=active/present. If specified as C(yes) and I(count) is less than
+        state=active/present. If specified as C(true) and I(count) is less than
         the servers matched, servers will be deleted to match the count. If
         the number of matched servers is fewer than specified in I(count)
         additional servers will be added.
     type: bool
-    default: 'no'
+    default: false
   extra_client_args:
     type: dict
     description:
@@ -157,7 +157,7 @@ options:
     description:
       - wait for the instance to be in state 'running' before returning
     type: bool
-    default: 'no'
+    default: false
   wait_timeout:
     type: int
     description:
@@ -191,7 +191,7 @@ EXAMPLES = '''
         key_name: my_rackspace_key
         files:
           /root/test.txt: /home/localuser/test.txt
-        wait: yes
+        wait: true
         state: present
         networks:
           - private
@@ -212,9 +212,9 @@ EXAMPLES = '''
         state: present
         count: 10
         count_offset: 10
-        exact_count: yes
+        exact_count: true
         group: test
-        wait: yes
+        wait: true
       register: rax
 '''
 
diff --git a/plugins/modules/cloud/rackspace/rax_cbs.py b/plugins/modules/cloud/rackspace/rax_cbs.py
index e6b31623d5..cf3e901a9b 100644
--- a/plugins/modules/cloud/rackspace/rax_cbs.py
+++ b/plugins/modules/cloud/rackspace/rax_cbs.py
@@ -62,7 +62,7 @@ options:
     description:
       - wait for the volume to be in state 'available' before returning
     type: bool
-    default: 'no'
+    default: false
   wait_timeout:
     type: int
     description:
@@ -91,7 +91,7 @@ EXAMPLES = '''
         volume_type: SSD
         size: 150
         region: DFW
-        wait: yes
+        wait: true
         state: present
         meta:
           app: my-cool-app
diff --git a/plugins/modules/cloud/rackspace/rax_cbs_attachments.py b/plugins/modules/cloud/rackspace/rax_cbs_attachments.py
index 6b18624885..ac85593a26 100644
--- a/plugins/modules/cloud/rackspace/rax_cbs_attachments.py
+++ b/plugins/modules/cloud/rackspace/rax_cbs_attachments.py
@@ -42,7 +42,7 @@ options:
     description:
       - wait for the volume to be in 'in-use'/'available' state before returning
     type: bool
-    default: 'no'
+    default: false
   wait_timeout:
     type: int
     description:
@@ -70,7 +70,7 @@ EXAMPLES = '''
         server: my-server
         device: /dev/xvdd
         region: DFW
-        wait: yes
+        wait: true
         state: present
       register: my_volume
 '''
diff --git a/plugins/modules/cloud/rackspace/rax_cdb.py b/plugins/modules/cloud/rackspace/rax_cdb.py
index 5cf926b664..3051bcdcb2 100644
--- a/plugins/modules/cloud/rackspace/rax_cdb.py
+++ b/plugins/modules/cloud/rackspace/rax_cdb.py
@@ -21,7 +21,7 @@ options:
     type: str
     description:
       - Name of the databases server instance
-    required: yes
+    required: true
   flavor:
     type: int
     description:
@@ -55,7 +55,7 @@ options:
     description:
       - wait for the instance to be in state 'running' before returning
     type: bool
-    default: 'no'
+    default: false
   wait_timeout:
     type: int
     description:
@@ -82,7 +82,7 @@ EXAMPLES = '''
         volume: 2
         cdb_type: MySQL
         cdb_version: 5.6
-        wait: yes
+        wait: true
         state: present
       register: rax_db_server
 '''
diff --git a/plugins/modules/cloud/rackspace/rax_cdb_database.py b/plugins/modules/cloud/rackspace/rax_cdb_database.py
index 3e263e6593..5b5ebc6e29 100644
--- a/plugins/modules/cloud/rackspace/rax_cdb_database.py
+++ b/plugins/modules/cloud/rackspace/rax_cdb_database.py
@@ -18,12 +18,12 @@ options:
     type: str
     description:
       - The databases server UUID
-    required: yes
+    required: true
   name:
     type: str
     description:
       - Name to give to the database
-    required: yes
+    required: true
   character_set:
     type: str
     description:
diff --git a/plugins/modules/cloud/rackspace/rax_cdb_user.py b/plugins/modules/cloud/rackspace/rax_cdb_user.py
index 1150def230..ccc3e677a5 100644
--- a/plugins/modules/cloud/rackspace/rax_cdb_user.py
+++ b/plugins/modules/cloud/rackspace/rax_cdb_user.py
@@ -19,17 +19,17 @@ options:
     type: str
     description:
       - The databases server UUID
-    required: yes
+    required: true
   db_username:
     type: str
     description:
       - Name of the database user
-    required: yes
+    required: true
   db_password:
     type: str
     description:
       - Database user password
-    required: yes
+    required: true
   databases:
     type: list
     elements: str
diff --git a/plugins/modules/cloud/rackspace/rax_clb.py b/plugins/modules/cloud/rackspace/rax_clb.py
index ced9539973..fa7f7c7377 100644
--- a/plugins/modules/cloud/rackspace/rax_clb.py
+++ b/plugins/modules/cloud/rackspace/rax_clb.py
@@ -34,7 +34,7 @@ options:
     type: str
     description:
       - Name to give the load balancer
-    required: yes
+    required: true
   port:
     type: int
     description:
@@ -94,7 +94,7 @@ options:
     description:
       - wait for the balancer to be in state 'running' before returning
     type: bool
-    default: 'no'
+    default: false
   wait_timeout:
     type: int
     description:
@@ -125,7 +125,7 @@ EXAMPLES = '''
         type: SERVICENET
         timeout: 30
         region: DFW
-        wait: yes
+        wait: true
         state: present
         meta:
           app: my-cool-app
diff --git a/plugins/modules/cloud/rackspace/rax_clb_nodes.py b/plugins/modules/cloud/rackspace/rax_clb_nodes.py
index 07bb081f82..04341f7ceb 100644
--- a/plugins/modules/cloud/rackspace/rax_clb_nodes.py
+++ b/plugins/modules/cloud/rackspace/rax_clb_nodes.py
@@ -64,7 +64,7 @@ options:
       - Type of node
   wait:
     required: false
-    default: "no"
+    default: false
     type: bool
     description:
       - Wait for the load balancer to become active before returning
@@ -99,7 +99,7 @@ EXAMPLES = '''
     port: 80
     condition: enabled
     type: primary
-    wait: yes
+    wait: true
     credentials: /path/to/credentials
 
 - name: Drain connections from a node
@@ -108,7 +108,7 @@ EXAMPLES = '''
     load_balancer_id: 71
     node_id: 410
     condition: draining
-    wait: yes
+    wait: true
     credentials: /path/to/credentials
 
 - name: Remove a node from the load balancer
@@ -117,7 +117,7 @@ EXAMPLES = '''
     load_balancer_id: 71
     node_id: 410
     state: absent
-    wait: yes
+    wait: true
     credentials: /path/to/credentials
 '''
 
diff --git a/plugins/modules/cloud/rackspace/rax_files.py b/plugins/modules/cloud/rackspace/rax_files.py
index 4c1b7ab4ea..6599c88d16 100644
--- a/plugins/modules/cloud/rackspace/rax_files.py
+++ b/plugins/modules/cloud/rackspace/rax_files.py
@@ -20,7 +20,7 @@ options:
       - Optionally clear existing metadata when applying metadata to existing containers.
         Selecting this option is only appropriate when setting type=meta
     type: bool
-    default: "no"
+    default: false
   container:
     type: str
     description:
@@ -82,7 +82,7 @@ extends_documentation_fragment:
 EXAMPLES = '''
 - name: "Test Cloud Files Containers"
   hosts: local
-  gather_facts: no
+  gather_facts: false
   tasks:
     - name: "List all containers"
       community.general.rax_files:
@@ -112,22 +112,22 @@ EXAMPLES = '''
     - name: "Make container public"
       community.general.rax_files:
         container: mycontainer
-        public: yes
+        public: true
 
     - name: "Make container public with a 24 hour TTL"
       community.general.rax_files:
         container: mycontainer
-        public: yes
+        public: true
         ttl: 86400
 
     - name: "Make container private"
       community.general.rax_files:
         container: mycontainer
-        private: yes
+        private: true
 
 - name: "Test Cloud Files Containers Metadata Storage"
   hosts: local
-  gather_facts: no
+  gather_facts: false
   tasks:
     - name: "Get mycontainer2 metadata"
       community.general.rax_files:
diff --git a/plugins/modules/cloud/rackspace/rax_files_objects.py b/plugins/modules/cloud/rackspace/rax_files_objects.py
index dcaacf7946..c287d9bf7e 100644
--- a/plugins/modules/cloud/rackspace/rax_files_objects.py
+++ b/plugins/modules/cloud/rackspace/rax_files_objects.py
@@ -63,7 +63,7 @@ options:
         from Cloud Files.  Setting to false downloads the contents of a container to a single,
         flat directory
     type: bool
-    default: 'yes'
+    default: true
   type:
     type: str
     description:
@@ -153,14 +153,14 @@ EXAMPLES = '''
         method: get
         src: FileThatDoesNotExist.jpg
         dest: ~/Downloads/testcont
-      ignore_errors: yes
+      ignore_errors: true
 
     - name: "Attempt to delete remote object that does not exist"
       community.general.rax_files_objects:
         container: testcont
         method: delete
         dest: FileThatDoesNotExist.jpg
-      ignore_errors: yes
+      ignore_errors: true
 
 - name: "Test Cloud Files Objects Metadata"
   hosts: local
diff --git a/plugins/modules/cloud/rackspace/rax_mon_check.py b/plugins/modules/cloud/rackspace/rax_mon_check.py
index 68d41a339f..2075b2cea0 100644
--- a/plugins/modules/cloud/rackspace/rax_mon_check.py
+++ b/plugins/modules/cloud/rackspace/rax_mon_check.py
@@ -93,7 +93,7 @@ options:
       256 items.
   disabled:
     description:
-    - If "yes", ensure the check is created, but don't actually use it yet.
+    - If C(true), ensure the check is created, but don't actually use it yet.
     type: bool
     default: false
   metadata:
diff --git a/plugins/modules/cloud/rackspace/rax_network.py b/plugins/modules/cloud/rackspace/rax_network.py
index db6458d743..604111cc5d 100644
--- a/plugins/modules/cloud/rackspace/rax_network.py
+++ b/plugins/modules/cloud/rackspace/rax_network.py
@@ -27,7 +27,7 @@ options:
     type: str
     description:
       - Label (name) to give the network
-    required: yes
+    required: true
   cidr:
     type: str
     description:
diff --git a/plugins/modules/cloud/rackspace/rax_scaling_group.py b/plugins/modules/cloud/rackspace/rax_scaling_group.py
index ad461f53e2..6389f91a26 100644
--- a/plugins/modules/cloud/rackspace/rax_scaling_group.py
+++ b/plugins/modules/cloud/rackspace/rax_scaling_group.py
@@ -19,7 +19,7 @@ options:
     description:
       - Attach read-only configuration drive to server as label config-2
     type: bool
-    default: 'no'
+    default: false
   cooldown:
     type: int
     description:
@@ -112,7 +112,7 @@ options:
       - wait for the scaling group to finish provisioning the minimum amount of
         servers
     type: bool
-    default: 'no'
+    default: false
   wait_timeout:
     type: int
     description:
diff --git a/plugins/modules/cloud/scaleway/scaleway_compute.py b/plugins/modules/cloud/scaleway/scaleway_compute.py
index 7c6a01a606..3acdc8bd77 100644
--- a/plugins/modules/cloud/scaleway/scaleway_compute.py
+++ b/plugins/modules/cloud/scaleway/scaleway_compute.py
@@ -110,7 +110,7 @@ options:
     description:
     - Wait for the instance to reach its desired state before returning.
     type: bool
-    default: 'no'
+    default: false
 
   wait_timeout:
     type: int
diff --git a/plugins/modules/cloud/scaleway/scaleway_lb.py b/plugins/modules/cloud/scaleway/scaleway_lb.py
index e33f339f55..b323064012 100644
--- a/plugins/modules/cloud/scaleway/scaleway_lb.py
+++ b/plugins/modules/cloud/scaleway/scaleway_lb.py
@@ -73,7 +73,7 @@ options:
     description:
     - Wait for the load-balancer to reach its desired state before returning.
     type: bool
-    default: 'no'
+    default: false
 
   wait_timeout:
     type: int
diff --git a/plugins/modules/cloud/smartos/nictagadm.py b/plugins/modules/cloud/smartos/nictagadm.py
index d52e0c921d..555bb92fb5 100644
--- a/plugins/modules/cloud/smartos/nictagadm.py
+++ b/plugins/modules/cloud/smartos/nictagadm.py
@@ -32,7 +32,7 @@ options:
     - Specifies that the nic tag will be attached to a created I(etherstub).
     - Parameter I(etherstub) is mutually exclusive with both I(mtu), and I(mac).
     type: bool
-    default: no
+    default: false
   mtu:
     description:
     - Specifies the size of the I(mtu) of the desired nic tag.
@@ -42,7 +42,7 @@ options:
     description:
     - When I(state) is absent set this switch will use the C(-f) parameter and delete the nic tag regardless of existing VMs.
     type: bool
-    default: no
+    default: false
   state:
     description:
     - Create or delete a SmartOS nic tag.
diff --git a/plugins/modules/cloud/smartos/vmadm.py b/plugins/modules/cloud/smartos/vmadm.py
index 6850474fca..c352de90f7 100644
--- a/plugins/modules/cloud/smartos/vmadm.py
+++ b/plugins/modules/cloud/smartos/vmadm.py
@@ -358,8 +358,8 @@ EXAMPLES = '''
     state: present
     alias: fw_zone
     image_uuid: 95f265b8-96b2-11e6-9597-972f3af4b6d5
-    firewall_enabled: yes
-    indestructible_zoneroot: yes
+    firewall_enabled: true
+    indestructible_zoneroot: true
     nics:
       - nic_tag: admin
         ip: dhcp
diff --git a/plugins/modules/cloud/softlayer/sl_vm.py b/plugins/modules/cloud/softlayer/sl_vm.py
index c1f5fde611..37292cb1c1 100644
--- a/plugins/modules/cloud/softlayer/sl_vm.py
+++ b/plugins/modules/cloud/softlayer/sl_vm.py
@@ -80,22 +80,22 @@ options:
     description:
       - Flag to determine if the instance should be hourly billed.
     type: bool
-    default: 'yes'
+    default: true
   private:
     description:
       - Flag to determine if the instance should be private only.
     type: bool
-    default: 'no'
+    default: false
   dedicated:
     description:
       - Flag to determine if the instance should be deployed in dedicated space.
     type: bool
-    default: 'no'
+    default: false
   local_disk:
     description:
       - Flag to determine if local disk should be used for the new instance.
     type: bool
-    default: 'yes'
+    default: true
   cpus:
     description:
       - Count of cpus to be assigned to new virtual instance.
@@ -158,7 +158,7 @@ options:
     description:
       - Flag used to wait for active status before returning.
     type: bool
-    default: 'yes'
+    default: true
   wait_time:
     description:
       - Time in seconds before wait returns.
@@ -174,7 +174,7 @@ author:
 EXAMPLES = '''
 - name: Build instance
   hosts: localhost
-  gather_facts: no
+  gather_facts: false
   tasks:
   - name: Build instance request
     community.general.sl_vm:
@@ -182,19 +182,19 @@ EXAMPLES = '''
       domain: anydomain.com
       datacenter: dal09
       tags: ansible-module-test
-      hourly: yes
-      private: no
-      dedicated: no
-      local_disk: yes
+      hourly: true
+      private: false
+      dedicated: false
+      local_disk: true
       cpus: 1
       memory: 1024
       disks: [25]
       os_code: UBUNTU_LATEST
-      wait: no
+      wait: false
 
 - name: Build additional instances
   hosts: localhost
-  gather_facts: no
+  gather_facts: false
   tasks:
   - name: Build instances request
     community.general.sl_vm:
@@ -219,10 +219,10 @@ EXAMPLES = '''
         tags:
           - ansible-module-test
           - ansible-module-test-replicas
-        hourly: yes
-        private: no
-        dedicated: no
-        local_disk: yes
+        hourly: true
+        private: false
+        dedicated: false
+        local_disk: true
         cpus: 1
         memory: 1024
         disks:
@@ -237,10 +237,10 @@ EXAMPLES = '''
         tags:
           - ansible-module-test
           - ansible-module-test-replicas
-        hourly: yes
-        private: no
-        dedicated: no
-        local_disk: yes
+        hourly: true
+        private: false
+        dedicated: false
+        local_disk: true
         cpus: 1
         memory: 1024
         disks:
@@ -248,11 +248,11 @@ EXAMPLES = '''
           - 100
         os_code: UBUNTU_LATEST
         ssh_keys: []
-        wait: yes
+        wait: true
 
 - name: Cancel instances
   hosts: localhost
-  gather_facts: no
+  gather_facts: false
   tasks:
   - name: Cancel by tag
     community.general.sl_vm:
diff --git a/plugins/modules/cloud/univention/udm_user.py b/plugins/modules/cloud/univention/udm_user.py
index 090e874189..de7e474d8a 100644
--- a/plugins/modules/cloud/univention/udm_user.py
+++ b/plugins/modules/cloud/univention/udm_user.py
@@ -149,13 +149,13 @@ options:
         type: str
     overridePWHistory:
         type: bool
-        default: 'no'
+        default: false
         description:
             - Override password history
         aliases: [ override_pw_history ]
     overridePWLength:
         type: bool
-        default: 'no'
+        default: false
         description:
             - Override password check
         aliases: [ override_pw_length ]
diff --git a/plugins/modules/cloud/webfaction/webfaction_app.py b/plugins/modules/cloud/webfaction/webfaction_app.py
index 8fca90a8de..b2fe7f892d 100644
--- a/plugins/modules/cloud/webfaction/webfaction_app.py
+++ b/plugins/modules/cloud/webfaction/webfaction_app.py
@@ -55,7 +55,7 @@ options:
         description:
             - Whether the app should restart with an C(autostart.cgi) script
         type: bool
-        default: 'no'
+        default: false
 
     extra_info:
         description:
@@ -67,7 +67,7 @@ options:
         description:
             - IF the port should be opened
         type: bool
-        default: 'no'
+        default: false
 
     login_name:
         description:
diff --git a/plugins/modules/cloud/webfaction/webfaction_site.py b/plugins/modules/cloud/webfaction/webfaction_site.py
index dd9afc7636..4e6f317e87 100644
--- a/plugins/modules/cloud/webfaction/webfaction_site.py
+++ b/plugins/modules/cloud/webfaction/webfaction_site.py
@@ -53,7 +53,7 @@ options:
         description:
             - Whether or not to use HTTPS
         type: bool
-        default: 'no'
+        default: false
 
     site_apps:
         description:
@@ -92,7 +92,7 @@ EXAMPLES = '''
         - 'testsite1.my_domain.org'
       site_apps:
         - ['testapp1', '/']
-      https: no
+      https: false
       login_name: "{{webfaction_user}}"
       login_password: "{{webfaction_passwd}}"
 '''
diff --git a/plugins/modules/cloud/xenserver/xenserver_guest.py b/plugins/modules/cloud/xenserver/xenserver_guest.py
index ed0a989a4c..95b25174cf 100644
--- a/plugins/modules/cloud/xenserver/xenserver_guest.py
+++ b/plugins/modules/cloud/xenserver/xenserver_guest.py
@@ -27,7 +27,7 @@ notes:
    U(https://raw.githubusercontent.com/xapi-project/xen-api/master/scripts/examples/python/XenAPI/XenAPI.py)'
 - 'If no scheme is specified in I(hostname), module defaults to C(http://) because C(https://) is problematic in most setups. Make sure you are
    accessing XenServer host in trusted environment or use C(https://) scheme explicitly.'
-- 'To use C(https://) scheme for I(hostname) you have to either import host certificate to your OS certificate store or use I(validate_certs): C(no)
+- 'To use C(https://) scheme for I(hostname) you have to either import host certificate to your OS certificate store or use I(validate_certs): C(false)
    which requires XenAPI library from XenServer 7.2 SDK or newer and Python 2.7.9 or newer.'
 - 'Network configuration inside a guest OS, by using I(networks.type), I(networks.ip), I(networks.gateway) etc. parameters, is supported on
   XenServer 7.0 or newer for Windows guests by using official XenServer Guest agent support for network configuration. The module will try to
@@ -93,7 +93,7 @@ options:
     description:
     - Convert VM to template.
     type: bool
-    default: no
+    default: false
   folder:
     description:
     - Destination folder for VM.
@@ -253,21 +253,21 @@ options:
         description:
         - VM param name.
         type: str
-        required: yes
+        required: true
       value:
         description:
         - VM param value.
         type: raw
-        required: yes
+        required: true
   wait_for_ip_address:
     description:
     - Wait until XenServer detects an IP address for the VM. If I(state) is set to C(absent), this parameter is ignored.
     - This requires XenServer Tools to be preinstalled on the VM to work properly.
     type: bool
-    default: no
+    default: false
   state_change_timeout:
     description:
-    - 'By default, module will wait indefinitely for VM to accquire an IP address if I(wait_for_ip_address): C(yes).'
+    - 'By default, module will wait indefinitely for VM to accquire an IP address if I(wait_for_ip_address): C(true).'
     - If this parameter is set to positive value, the module will instead wait specified number of seconds for the state change.
     - In case of timeout, module will generate an error message.
     type: int
@@ -277,13 +277,13 @@ options:
     - Whether to create a Linked Clone from the template, existing VM or snapshot. If no, will create a full copy.
     - This is equivalent to C(Use storage-level fast disk clone) option in XenCenter.
     type: bool
-    default: no
+    default: false
   force:
     description:
     - Ignore warnings and complete the actions.
     - This parameter is useful for removing VM in running state or reconfiguring VM params that require VM to be shut down.
     type: bool
-    default: no
+    default: false
 extends_documentation_fragment:
 - community.general.xenserver.documentation
 
@@ -295,7 +295,7 @@ EXAMPLES = r'''
     hostname: "{{ xenserver_hostname }}"
     username: "{{ xenserver_username }}"
     password: "{{ xenserver_password }}"
-    validate_certs: no
+    validate_certs: false
     folder: /testvms
     name: testvm_2
     state: poweredon
@@ -313,7 +313,7 @@ EXAMPLES = r'''
     networks:
     - name: VM Network
       mac: aa:bb:dd:aa:00:14
-    wait_for_ip_address: yes
+    wait_for_ip_address: true
   delegate_to: localhost
   register: deploy
 
@@ -322,10 +322,10 @@ EXAMPLES = r'''
     hostname: "{{ xenserver_hostname }}"
     username: "{{ xenserver_username }}"
     password: "{{ xenserver_password }}"
-    validate_certs: no
+    validate_certs: false
     folder: /testvms
     name: testvm_6
-    is_template: yes
+    is_template: true
     disk:
     - size_gb: 10
       sr: my_sr
diff --git a/plugins/modules/cloud/xenserver/xenserver_guest_powerstate.py b/plugins/modules/cloud/xenserver/xenserver_guest_powerstate.py
index c543b2324d..d2f0a10329 100644
--- a/plugins/modules/cloud/xenserver/xenserver_guest_powerstate.py
+++ b/plugins/modules/cloud/xenserver/xenserver_guest_powerstate.py
@@ -57,10 +57,10 @@ options:
     - Wait until XenServer detects an IP address for the VM.
     - This requires XenServer Tools to be preinstalled on the VM to work properly.
     type: bool
-    default: no
+    default: false
   state_change_timeout:
     description:
-    - 'By default, module will wait indefinitely for VM to change state or acquire an IP address if C(wait_for_ip_address: yes).'
+    - 'By default, module will wait indefinitely for VM to change state or acquire an IP address if C(wait_for_ip_address: true).'
     - If this parameter is set to positive value, the module will instead wait specified number of seconds for the state change.
     - In case of timeout, module will generate an error message.
     type: int