Facebook | Webupo.com - 0 views
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webupo.com on 06 Dec 11Facebook is a social networking service and website with more than 800 million active users. Users must register before using the site, after which they may create a personal profile, add other users as friends, and exchange messages, including automatic notifications when they update their profile. Additionally, users may join common-interest user groups, organized by workplace, school or college, or other characteristics. Facebook allows any users who declare themselves to be at least 13 years old to become registered users of the site.