What is BIM? Here are some nice answers from different view points
1. "What is BIM" by Graphisoft, the company behind Archicad software: http://www.youtube.com/watch?v=5Qj9pI5us7o
2. "What is BIM" by American Buildings, a company that manufactures steel building systems utilizing Tekla Structures:
3. "What is BIM" by Chuck Eastman, Professor at Georgia Tech, US:
What would be your answer? Have you spotted some other nice BIM material? Please share them here.