Script Comment Help Block
<#
.SYNOPSIS
This script does this and then that
.DESCRIPTION
This script does this and then that in more detail
.PARAMETER <parameter name>
Detail what the parameter does
.PARAMETER <parameter name>
Detail what the parameter does
.INPUTS None.
Detail if the script can take pipeline input or not
.OUTPUTS None.
Detail what the script outputs and where
.EXAMPLE PS> .\MigrateADGroups.ps1
Detail examples of running the script
.EXAMPLE PS> .\MigrateADGroups.ps1 -OrgUnit -GroupScope