Asli Bilgin, Microsoft developer evangelist and arguably one of the nicest people at Microsoft, did a [sponsored] whiteboard series on ZDNet. Asli was nice enough to give me her lucky USB keychain after my May CTP bad crash lesson in TechEd Europe. To this day I carry the USB keychain in my laptop bag to provide me better demo karma.
If you want a quick overview of why Visual Studio Team System, is, well, good for teams, watch and learn.