Considering how close we are to national signing day, this is a site you should check out. It'll only get more attention in the next week and a half but they monitor these numbers year round. When they're not in overdrive, as they are right now, they basically look for guys who have been wronged as a result of oversigning.
Here is the most recent update on Oversigning in the "Oversigning Cup Standings" :
Ole Miss (SEC), Alabama (SEC), and USC (Kiffin ) are 'leading' the pack at +10.
But be sure to check out South Carolina's class of 31 and Arkansas' 28.