Good from the get-go stable offenses
While its definitely true that you cant win a Fantasy Football league in the first four or five weeks of a season, you sure can lose one. Getting off to a 0-4 or 1-5 start can just about doom your chances at a playoff berth, just like in the real NFL.
If you are thinking of grabbing someone like Donovan McNabb, Sidney Rice or Mike Sims-Walker because you think a change in scenery will be a boon for their career, you may be proven right by mid-season. ....