Autodesk has released "Subscription Advantage Packs" (SAP) for most products of the 2010 family. The SAPs extend product functionality in a range from a couple of small enhancements (like in AutoCAD) to a big new feature pack - almost a new release - like in the case of Revit. Useful new functions are available also for Civil3D users and Inventor users.The individual Subscription Advantage PacksSee more information...