SharePoint 2010 Co-Authoring Part 1 (Word 2010) 

This clip is from TrainSignal's "SharePoint 2010 Integrating with Office 2010 Training" course, from the lesson "Co-Authoring with Word and PowerPoint."
To View Part 2, see this RU-vid Video: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-KSVyhXDHkx8.html
Check out the full course outline here: www.trainsignal.com/SharePoint-2010-Integrating-Office-Training.aspx