Facebook Experiments With Real-Time Advertising | Small Business.
Small Business Mavericks
MARCH 26, 2011
It has a competing advertising model. For the longest time, serious advertisers online went to the pay-per-click line, and Google was the beginning of that line. , Bing (or Windows Live), and smaller PPC search engines. But then Facebook became the popular social network and introduced its own PPC advertising model.
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