The TechNet "How Do I?" Videos represent a huge amount of work on various topics, covering everything from Exchange, to Fore Front, OCS, PowerShell, Active Directory, Windows Server, Hyper-V and more.

They certainly are worth a browse and you may even find me on one or two of them ;).

Have a look at them here: http://technet.microsoft.com/en-us/cc138021.aspx