Google sites handle about 88 billion searches each month. YouTube is the second most popular search engine second only to Google. Facebook is now over 600 million users. Twitter has nearly 200 million accounts. LinkedIn is at 101 million users and FourSquare grew 3,400% in 2010. The variety of options for customer marketing and engagement [...]
Source: http://feedproxy.google.com/~r/OnlineMarketingSEOBlog/~3/uGxschFOjoU/
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