I’ve been doing a lot of in-depth research on Penguin penalty prevention. This guest post was written for SEMrush, which is one of the tools I use as part of my SEO backlink audits:
10
Jul
2013
Latest Google Penguin Update
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I’ve been doing a lot of in-depth research on Penguin penalty prevention. This guest post was written for SEMrush, which is one of the tools I use as part of my SEO backlink audits: