If you work with remote desktop on a daily basis you should take a look at this software released from Microsoft.

http://www.microsoft.com/downloads/details.aspx?FamilyID=4603c621-6de7-4ccb-9f51-d53dc7e48047

You can manage all your servers from one window. Save authentication information. Create groups. I’m sure there is more, but that’s all I needed to hear before grabbing this application.