To oversimplify, this document essentially forms a categorized glossary of terms that show how the BIM process works and what kind of information is generated by it.
Excerpt:
Download it at:
http://bim.psu.edu/Uses/the_uses_of_bim.pdf
by RALPH G. KREIDER AND JOHN I. MESSNER
Heads-up:
http://revitlandscape.blogspot.com.au/2014/01/the-uses-of-bim-classifying-and.html
Good one Luke. Simple talking point.