Social networking is a method to link communities of people together in some fashion, usually by software. The software, though varies from network to network usually gives users the ability to share and upload photos, videos and bookmarks, blog, message friends, link with or make new friends.
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Care2 is a social networking site founded in 1998 created to connect activists of various causes around the world. Users are asked to provide information regarding the activism they are involved in, and are provided with means to create Internet petitions. Free webmail accounts are available. Currently, there are 8,123,058 users.