Be unique to avoid duplicate content
Web site owners might be amazed to learn that one of the biggest sources for duplicate content isn't externally, but rather internally.
Certainly, popular sites and blogs that syndicate a lot of content have to deal with external duplication, but as I already touched on
Internal, or on-site, content duplication tends to come in a few key ways, the first of which is within the key page elements. The second is from the content itself; similar to e-commerce sites using stock product copy, you may be using your own copy over and over again on your site. Third, it simply may come from too little differentiated copy.
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