Social + Mobile = Foursquare

Foursquare is a “location-based mobile platform that makes cities easier to use and more interesting to explore,” according to its website. Simply put, Foursquare is a social networking site that allows registered users to virtually “check-in” at physical locations via the Internet, via text messaging and mobile phone applications (e.g., the iPhone’s Foursquare app). Foursquare…