Portent, a Seattle-based Internet marketing agency, has released a report offering new insight intoGoogle’s Penguin algorithm. The report, based on primary data gathered by the agency, suggested that Google has been “applying a stricter standard over time.”

In part, the report reads:

In the initial Penguin update, the only sites we saw penalized had link profiles comprised of more than 80 percent manipulative links. Within two months, Google lowered the bar to 65 percent. Then in October 2012, the net got much wider. Google began automatically and manually penalizing sites with 50 percent manipulative links.

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Riaan Aggenbag

Owner / Online Marketer / SEO at More Clicks
My passion is guiding companies to online success. My expertise are search engine optimisation, pay per click advertising & social media marketing. How can I help you? Let's talk.