The top pay per click network is google adsense. coming up second after that is Yahoo Publisher Network (YPN). Now microsoft and a number of other sites are also coming up with pay per click business.  What matters is to test your niche and see which pay per click ads give you more clicks and thus more revenue.

A list of some Pay Per Click Ads Company

1. Google Adsense: Click here to sign up now.
2. AdBrite: Click here to sign up now
3. Adster: Click here to sign up
4. Bidvertiser: Click here to sign up

This are just a few examples that have proven useful for us. You can just google “Pay Per Click Network” and see what you can get.