Adsense is the most trending advertise publishing program for a long period. The reason behind this popularity is , ads served by Google are highly relevant to content of a website. Not only it provides relevant ads according to the content also offers good amount of revenue to publishers . But terms and conditions doesn't allow all web publishers to join their program , like media blogs whom host their content on file sharing websites . Sometimes approved get their account disabled for some TOS violation willingly or unwillingly, they are very strict with TOS violations.
Read more about Adsense :AdSense policies: a beginner's guide
Read more about Adsense :AdSense policies: a beginner's guide
After getting Adsense account disabled a publisher searches for a better alternative that pays as high as Adsense. But the truth is there no such advertising brand is available till now that pays as high as Adsense. Alternatives that provides higher revenue like Doubleclick, Microsoft Advertising, Tribalfusion, Zedo are mostly interested on high traffic websites, so small bloggers can't dream of them. If you have a small blog with daily traffic below 4,000 can try some of these advert provides and can earn some bucks.