February 18th, 2009
For owners and webmasters of eCommerce websites, the issue of duplicate content is all too common. Usually, for functional and usability reasons a site would have vastly identical pages that are accessible via multiple URLs. Take for example an online store selling sunglasses might have numerous URLs for listing their Ray Ban Wayfarer Sunglasses. They might have URLs specific to brand, price range, colour and style. On a well designed and laid out site, it would be easy for visitors to access product pages, but for search engine bots, it always usually a pain selecting the ‘preferred’ URL to reference in search results. For an SEO professional and for link building, the issue of page rank dilution crops in because a link that could have been attributed to a single page bears the risk of being attributed to one of many pages. Search engine bots tend to crawl less of a site riddled with duplicate content.
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