While we can't share specifics, please read through this article which may help answer your question: https://goo.gl/8afFTe . Hope this helps.
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
While we can't share specifics, please read through this article which may help answer your question: https://goo.gl/8afFTe . Hope this helps.