To be clear the Facebook app is available for everyone to download from tha app store, free, now: http://bit.ly/uZ7hP
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
To be clear the Facebook app is available for everyone to download from tha app store, free, now: http://bit.ly/uZ7hP