Although its members lower than Facebook and Twitter. But LinkedIn gained massive reputation for its unique advantages to professional and job seekers. From its inception in 2003, the social networking site has attracted millions of users.

Currently around 100 million members use LinkedIn account. And in 2010, around 2 billion people searched the site for recruiting various positions like Vice President of Marketing, Chief Financial Service, Senior Manager, and Vice Director of Operations.

LinkedIn users spread in over 200 countries. Most of them reside out of the U.S. It takes 12 days to own one million users. Earlier it was 494 days to reach a million users in the beginning.

However, when revenue and profit compared with Facebook, striking difference can be seen. While Facebook’s revenues is $ 2 billion and profits $600 million, LinkedIn could get revenues $243 million and profits $15.4 million.