http://www.microsoft.com/windowsserver2003/technologies/terminalservices/default.mspx
Microsoft TechNet: Terminal Services
Terminal Server Sizing Sample Scripts
http://www.microsoft.com/windows2000/techinfo/administration/terminal/loadscripts.asp
Windows Server 2003 Terminal Server Licensing
http://www.microsoft.com/windowsserver2003/techinfo/overview/termservlic.mspx
Terminal Services Client Access License Activation Web site
https://activate.microsoft.com/
Software Update Services (SUS)
http://www.microsoft.com/windows2000/windowsupdate/sus/default.asp