MySpace is a popular social networking website offering an interactive, user-submitted network of friends, personal profiles, blogs, groups, photos, music and videos internationally.
Orkut is an Internet social network service run by Google and named after its creator, Google employee Orkut Büyükkökten. It claims to be designed to help users meet new friends and maintain existing relationships. Similar to Friendster and MySpace, Orkut goes a step further by permitting the creation of easy-to-setup simple forums (called "communities") of users. Since October 2006, Orkut permits users to create accounts without an invitation. In April 2007, Orkut introduced polls in communities
Youtube users can watch most videos on the site; registered users have the ability to upload an unlimited number of videos. Related videos, determined by the title and tags, appear to the right of the video. In the site's second year, functions were added which provide the ability to post video 'responses' and subscribe to content feeds for a particular user or users.