Yahoo! 360o is a free service providing users with an integrated experience, bringing together communications, content, and community services such as Yahoo! Messenger, Flickr, Yahoo! Music, and Yahoo! Groups with sharing tools for recommending favorite movies, restaurants, music, and more. Yahoo! 360o generates revenues primarily from display advertising.
Unfortunately, Yahoo! 360o [closed on July 13] (http://news.cnet.com/8301-1023_3-10252314-93.html).