Marion Landry of Autodesk has some great videos on things that can be done to get the most out of Autodesk Showcase.
In this "guest video" from her YouTube channel, she describes how an animation from Autodesk 3dsMax Design can be imported into Autodesk Showcase.
It's a slick trick that combines the best of both worlds.
Take a look and this video, and some of the other videos on her channel! I think you'll find a lot of cool tricks you can use!