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With all of the recent changes being made by Google recently, it’s always a good idea to look at the past year and see how Google started to penalize sites and eventually put the “Panda Update” into effect.

In the infographic below, you will see a full breakdown of how Google changed their algorithm over the course of 2011. From the first days of penalizing sites like in January, all the way through each of the initial stages of the Panda update, it’s quite an interesting chart to read. Click on the image to view the full size.

Infographic provided by

Zac Johnson is a online marketer with 15 years of experience and also a blogger at and, as well as the author of Blogging Tips: Confessions of a Six Figure Blogger on

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