Powershell requirements
http://support.microsoft.com/kb/968929
Powershell Library
http://technet.microsoft.com/en-us/library/bb978526.aspx
Running powershell from command line is easy just type powershell.exe or powershell.exe .\script.ps1, but heres more
http://www.leeholmes.com/blog/2006/05/05/running-powershell-scripts-from-cmd-exe/
Hyper-V can run in core, see here for more
http://technet.microsoft.com/en-us/library/cc794852(WS.10).aspx
New to R2 and Windows 7 is Branch Cache to speed up access to files at corporate, see video below
http://technet.microsoft.com/en-us/edge/branch-cache-in-windows-7.aspx
What's new in Group Policy
http://technet.microsoft.com/en-us/library/dd367853(WS.10).aspx
Need to view events from other servers or concentrate your events on one management server.
http://technet.microsoft.com/en-us/library/cc749183.aspx
