Facebook is a free social networking service. Once you have signed up you create your own profile and publish photographs. You can publish personal information such as your interests, your contact information and so on. Privacy has been a constant issue with Facebook, and more recently users now have the ability to control their settings and to tier their friends and so on.
Facebook has more than 845 million monthly users (December 2011). More than 80% of these active users are from outside North America. FREE Lesson >>