http://www.youtube.com/watch?v=Wvz2xRqu3YQ Fastest complete large floor by anyone to date. The real bu11's 8:08 12% woulda beaten it but they missed a key.
This is a pretty good guide that gives a good broad idea for what to do..obviously there's a lot of situational stuff that you can't cover all of in a guide but this does a good job of giving a general idea.