Stalking 2.0: The Websites that Track Your Every Move (Voluntarily!) ( http://mashable.com/2007/06/16/stalking2/ )
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
Stalking 2.0: The Websites that Track Your Every Move (Voluntarily!) ( http://mashable.com/2007/06/16/stalking2/ )