About Duplicate Content
- A small amount of duplicate content can be merged in Google search results.- Setting canonical links on duplicate content can reduce the amount of crawling.- Google tries to solve technical duplicate content caused by urls parameters itself.- Tag pages are not considered as duplicate content, because only a part of the content is displayed. However, it could be considered as low quality content by users.- If the original source of duplicate content can be found, Google will try to show it in search result.- Don't use
About Scraped Content
- Google tries to find who wrote which content and tries to use the authoritative one when there is conflicting information.- If your content is scraped by other another website, it does not lower the quality of your website.- Don't rewrite your content to be different than scrappers, it does not help.- If scrappers keep ranking above your site, report them in Google forums.- If a website is a mix of content from different sources with no added value, it can be dropped from search results.- Rewritten content is considered as low value content.- Same content as Wikipedia won't rank higher than Wikipedia.- Really good content about Wikipedia can rank higher than Wikipedia.- If a website hijacks your rankings by using 302 redirects to your website pages rather than serving their own content, set a canonical link in your content as a solution.