09-07-2008, 11:30 AM
Quote:Below are five natural search marketing performance issues introduced by attribute-based retail navigation models (as typically implemented):
 1. You end up creating self-competition between your site's own pages. (If you were Googlebot, which of these do you consider the authority page?)
 2. Your pages don't resonate with searchers. (People seldom include attributes like price in their search queries)
 3. You bloat the engine index. (You don't have as many pages indexed as you're bragging about to your CEO.)
 4. You burn your "crawl equity." (More of your unimportant pages get crawled with each visit a bot makes.)
 5. You fragment your available link popularity (PageRank) between so many different versions of the same/similar pages...
full article: http://searchengineland.com/080904-175800.php