Can be used for networking research, finding interest groups, creating a group, conducting surveys, creating an online focus group for market research, performing strategic listening, finding resources in your field, finding conferences and events.
Facebook lexicon counts occurences of words and phrases on walls over time.
Has breaking news, key industry influencers, networks, press releases and announcements (apple_news), instant polls, light competitive intelligence (companies, people, brands)
Search Engines
IceRocket http://www.icerocket.com/
Searches blogs, twitter, MySpace, news
