Hundreds of social networking sites exist to support a wide variety of interests around the world, according to a 2007 article in the “Journal of Computer-Mediated Communication.” These social networking sites connect strangers and friends together, and incorporate a wide variety of communication tools such as blogging, mobile connectivity and photos or videos shared with other users. Many of these social networking sites encourage users to upload personal information, multimedia files and photos that can be shared with others – although, often indiscriminately.