As long as all you're doing is posting about it on Facebook, you're not actually helping anything or anyone. (Same goes for this post.)
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
As long as all you're doing is posting about it on Facebook, you're not actually helping anything or anyone. (Same goes for this post.)