Mail_Enable_Distro_Groups.ps1

$GROUPS = Get-ADGroup -Filter * -Properties proxyAddresses,mail,displayName
$GROUPS | ForEach {
	$GROUP = $_
	$GROUP.proxyAddresses = $null
	if($GROUP.mail){
		$MAIL = $GROUP.mail.ToString()
		$NAME = $GROUP.name.ToString()
		$GROUP.proxyAddresses = "SMTP:$MAIL"
		$GROUP.displayName = $NAME
	}
	Set-ADGroup -Instance $GROUP
	Write-Host "Processed group $GROUP.name"
}