Plaxo Sees Exponential Growth as First to Use OpenSocial ( http://mashable.com/2007/11/19/plaxo-pulse-opensocial-growth/ )
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
Plaxo Sees Exponential Growth as First to Use OpenSocial ( http://mashable.com/2007/11/19/plaxo-pulse-opensocial-growth/ )