AdSense: Why do 160×600 Advertisements Appear in a 300×600 Ad Slot?
You might have seen it happen so many times that 160×600 AdSense ads appear in a 300×600 ad slot. Similarly, 728×90 ads appear into 970×90 ad slot. Why does this happen? Why do 160×600 Advertisements appear in a 300×600 Ad Slot? To help increasing competition for some of larger ad sizes, display of similar sizes can also … Read more