This past week I ran a simple test on several sites I own that make money off of AdSense. I simply disabled all forms of media outside of text ads. The result was a 113% increase in ad revenue.
Image/rich-media ads are too hard to control. There was a whole new wave of ads coming out that auto-play videos, causing visitors to quickly jump off websites. i.e. Most internet shopping happens during working hours. Videos that auto-play can alert bosses to employees who are slacking off. This causes visitors to abandon websites rather quickly, afterall most people don’t want to risk getting in trouble at work.
Here’s how to convert all of your AdSense ads to text: