The nofollow tag is a way publishers can tell search engines not to count some of their links to other pages as “votes” in favor of that content. Why would publishers need to block such votes? Doing so can help them avoid problems with search engines believing they are selling influence or are someh...
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Infographic: Goldilocks SEO, Getting Search Engine Optimization "Just Right"
Infographic: Goldilocks SEO, Getting Search Engine Optimization “Just Right” - Via Search Engine Land