BLOCKING AD NETWORKS IN GOOGLE ADSENSE VS BLOCKING CATEGORIES
Blocking from the All Sites > Ad Networks
Reasons Why Blocking Ad Networks vs Blocking Ad Categories Has A Greater Impact On Revenue
Also if you had experience with google adsense I am sure your aware of the fluctuating earnings that go up and down with this method I have actually seen that drop by 98% it hasn't happened as often as before so I believe blocking those network ads has a relating to the earnings going up and down.
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