Have you ever wished of importing the other CAD format models to AutoCAD & make modifications to it? If yes, then your wish is fulfilled.
Now in AutoCAD 2012 you can import other CAD format models and make changes in it. You can do it using this new feature called Autodesk Inventor Fusion. You can import model, view it, make changes to it using different editing commands. This tool is displayed when you select the imported model, on the upper right side named edit in fusion.
You can view all these improvements in following video: