IT Forums
TechNet – http://technet.microsoft.com/en-us/library/default.aspx
MyITForum – http://www.myitforum.com
SCCM & OSD
Coretech – http://blog.coretech.dk/
Prajwaldesai – http://prajwaldesai.com/sccm/
Scripting
InstallShield – http://unattended.sourceforge.net/installers.php
Appdeploy – http://www.appdeploy.com
Powershell – http://cm12sdk.net