Busby SEO Challenge
Here is an interesting find : Busby SEO Challenge.
Friend of mine is participating in challenge where you are competing with other participants on who will score no.1 position on Google for "Busby SEO Challenge" phrase, and award is quite nice too - $5000 
on April 15th, 2010 at 5:26 pm
One of the most important thing to make real dreaming about 1st position of google is diversity of backlink sources, and all backlinks of course should to be dofollow.