http://www.duoblogger.com/psychological-adsense-optimization/

Adsense depends on psychology and can be compared to shopping center psychology. Changing the positions and colors can result in a lot higher CTR.

The link color and Ad-format are most important. While horizontal banners don’t work anymore large rectangles will get you a decent amount of clicks.

This video helps you with optimizing your Adsense units, with psychological factors in mind.

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