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Having duplicate content is a huge penalty in the search engines. FALSE!
Duplicate content is information that is the same or very similar to other content on your site or other sites on the web. You can end up with duplicate content on your site and not even know it. It’s important to check your site to make sure you have unique relevant content and your pages are not duplicated. Old content from previous versions of your site that was not removed or redirected with a 301 redirect can cause duplicate content. read more