When compiling its vaunted rankings, the search engine appears to favor websites that are updated frequently and are linked to by other webpages. Given these criteria, blogs have an outsize influence on the results. And blogs are more than a way to game Google. A surprising 66 percent of North American consumers trust blogs as a source of product information, according to a 2007 survey by Nielsen.
By: Leigh Buchanan, Max Chafkin, and Ryan McCarthy
Full Story: http://www.inc.com/magazine/20080201/more-than-idle-chatter.html