I want to share with you a useful trick that not too many system administrators will be happy to know, In Windows Server 2012 there is the option to apply the Gpupdate command to all OU without Powershell, VSB and even not without CMD windows. (Surprise right?) I am going to perform that from Group Policy Management,
Another reason why I so love Microsoft!
Open GPO and right click on OU you want to apply now the new policy:
You have to confirm it with YES:
And here you will see which computer got your remote command or not