The current economics of Consulting - http://www.theserverside.com/news/thread.tss?thread_id=41750&asrc=EM_NLN_476673

the trick you learn being a consultant: "I never said to do it this way. I said 'do it sort of this way'." - http://www.eaipatterns.com/ramblings/50_publications.html

Tips of writing consultant contract - http://www.infoq.com/articles/spayd-partnership-contract