Yelp Checks-In on Foursquare and Gowalla

Yelp is making a huge splash on Gowalla and Foursquare by adding Check-In features for the iPhone this past week. It has plans to be on the Droid and other mobile operating systems very soon. 26 Million people connected with local businesses with Yelp last year and has over 1.25 million users in their community. [...]