If a webmaster can’t perform SEO tests themselves they must rely on others test results, speculation and guesses to set their websites SEO strategy!
For example if a webmaster follows misinformed SEO’s who advise using meta keywords tags, nofollow external links, noindex WordPress categories etc… the webmaster will inadvertently damage their websites Google rankings!
It’s important to find trustworthy SEO experts who know how to perform scientific SEO tests or at least make it clear they are speculating/guessing.
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