RT @mattwunderlich: Free @USCedu T-shirt thanks to @Foursquare!? Sharing my every move keeps getting better and better!
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
RT @mattwunderlich: Free @USCedu T-shirt thanks to @Foursquare!? Sharing my every move keeps getting better and better!