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Search Engine Marketing
, or SEM, refers to a form of Internet marketing that seeks to promote websites by increasing their visibility in search engine result pages. According to the Search Engine Marketing Professionals Organization, Search Engine Marketing methods include search engine optimization, paid placement and paid inclusion. In 2006, American advertisers spent $9.4 billion on search engine marketing, which was a 62 % increase over the prior year and a 750% increase over the 2002 year. As of 2006, search engine marketing, was growing more rapidly than traditional advertising.
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