Checklist for PowerShell Commandlets/Functions

When I write PowerShell functions, I like to make them as complete as possible. That includes leaving comment based help and adding support for as many use cases as possible. Here is a checklist of items I have found it useful to add to functions in order to make them as native and intuitive as possible.

Capability	Present
Comment Based Help
-Synopsis
-Description
-Parameter(Multiples)
-Example(Multiples)
-Link(Multiples)
-Notes(Authorship)
-Outputs
-Inputs
Parameters
-mandatory or not
-type (String,Boolean)
-can it handle multiple (String[])
-Can it be be piped to (ValueFromPipeline=$true)
-Value from Pipeline by property Name(ValueFromPipelineByPropertyName=$true)
-Alias (Alias("CN","Computer"))
Cmdlet bindings configured
-Write-Verbose
-Write-Debug
-Write-Error
Properly set up to handle -whatif's
-https://foxdeploy.com/2014/09/04/adding-whatif-support-to-your-scripts-the-right-way-and-how-you-shouldnt-do-it/
comments on every line explaining how it functions
Begin-Process-End sections
Authorship
-Name,
-Email
-Date
-PSVer

Some relevant links to marking up PowerShell scripts

WTFM: Writing the Fabulous Manual: https://technet.microsoft.com/en-us/library/ff458353.aspx?f=255&MSPPError=-2147217396

PowerShell Readability: https://devblackops.io/on-powershell-readability/

Defining Parameters: https://technet.microsoft.com/en-us/library/jj554301.aspx