Unless you check the ‘Public Search Results’ checkbox on Facebook, anyone could retrieve your friend list—hidden or not: http://is.gd/7mZsX
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
Unless you check the ‘Public Search Results’ checkbox on Facebook, anyone could retrieve your friend list—hidden or not: http://is.gd/7mZsX