An exterior view of LinkedIn headquarters is seen in Mountain View, Calif., Friday, Jan. 28, 2011. LinkedIn Corp., the company behind the largest website for professional networking, plans to raise at... more 
An exterior view of LinkedIn headquarters is seen in Mountain View, Calif., Friday, Jan. 28, 2011. LinkedIn Corp., the company behind the largest website for professional networking, plans to raise at least $175 million in an initial public offering of stock that could open the IPO floodgates for other widely used online services that connect people with common interests. The IPO papers filed Thursday, Jan. 27, by LinkedIn put the 8-year-old company on a path to make its stock market debut in the next three to four months, barring any major stumbling blocks. less 
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Associated Press | Photo By Paul Sakuma
Fri, Jan 28, 2011 3:57 PM EST