SMS/SCCM Premier Support Callback Support Site
I had to call Premier Support today for an issue I m having. I will post more about the issue in a later blog.
This website has lots of helpful links for things that you can try for SCCM before calling :-)
http://blogs.technet.com/configmgrcallback/
This link is for all System Center Products:
http://blogs.technet.com/SystemCenterCallback