http://mashable.com/2010/06/02/foursquare-mayor-app/

Part of Foursquare's appeal is the mystery, the sense of flying blind when you're trying to earn a badge or mayorship. No one really knows how many times you must check into a location to become mayor. Well, wonder no more, Foursquare users. WhenWillIBeMayor.com has come to the rescue.

TweetMeme Community Contributor posted about a year ago