http://www.youtube.com/watch?v=a_1UEAGCo30&feature=youtube_gdata_player - here's a can of worms for discussion.
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
http://www.youtube.com/watch?v=a_1UEAGCo30&feature=youtube_gdata_player - here's a can of worms for discussion.