Facebook

Facebook

is a social networking website launched in February 2004 that is operated and privately owned by Facebook, Inc. with more than 500 million active users in July 2010.Users can add people as friends and send them messages, and update their personal profiles to notify friends about themselves. Additionally, users can join networks organized by workplace, school, or college.

The website's name stems from the colloquial name of books given to students at the start of the academic year by university administrations in the US with the intention of helping students to get to know each other better

.