Over on the The Configuration Manager Support Team Blog, there's write up on ConfigMgr Documentation topics that are currently in demand. The list is a bit empty right now, only refering to the Prerequisites, but a little birdy gave me a bigger list which can be shared.

This gives you an idea of what the entry-level, as well as well-oiled ConfigMgr administrators are looking at.

• Prerequisites for Installing Configuration Manager http://technet.microsoft.com/en-us/library/bb694113.aspx
• About Configuration Manager Client Installation Properties http://technet.microsoft.com/en-us/library/bb680980.aspx
• Planning for PXE Initiated Operating System Deployments http://technet.microsoft.com/en-us/library/bb680753.aspx
• Operating System Deployment in Configuration Manager http://technet.microsoft.com/en-us/library/bb632767.aspx
• Step-By-Step Example Deployment of the PKI Certificates Required for Configuration Manager Native Mode: Windows Server 2008 Certification Authority http://technet.microsoft.com/en-us/library/cc872789.aspx

No surpise that PKI appears in the list, as people consider Native Mode for their existing or new implementations, nor that PXE for OS deployment, Installing ConfigMgr Sites servers and Client installation properties appear ...

Read the complete post at http://wmug.co.uk/blogs/r0b/archive/2010/06/21/documentation-topics-every-configuration-manager-admin-should-know.aspx