SharePoint 2010 introduces a number of new features, that provide simple powerful ways to get your tasks completed.

The following link provides videos outlining some of these new features:

http://office.microsoft.com/en-us/support/results.aspx?qu=video&ex=2&filter=1&av=wsu

NOTE: You may be required to download and install Silverlight to make these videos work. It is highly recommended you do this anyway, as Silverlight is used in many of Microsoft's new content delivery protocols.