Google has tweaked its search algorithm 500 times in the past year in an attempt to push original and meaningful content to the top of search results, according to an Internet Retailer blog post.

Retailers need to make sure their product descriptions don’t duplicate those found on other sites.
Google’s preference for authoritative content should serve as a wake-up call for retailers, according to Seth Dotterer of Conductor Inc. Dotterer, who spoke at Internet Retailer’s recent web design conference, advised against having the same product descriptions as another website.
“Create new and relevant content regularly… If you are just pulling in content from a fire hose that everyone else is drinking from, that doesn’t work,” he says.
You can read more about content and SEO at internetretailer.com.