Infolinks, best publishers network after Adsense and also it is the second source of income for many bloggers. Recently they had released Related tag Ads and they claimed to earn 30% more income. Do read – [How to] Find Top Infolinks Keyword in Your Niche

Infolinks is the leading and best in-text link advertisements in the world. Many user are using Infolinks as a Adsense alternatives.. But i noticed Infolinks Ad’s in many high traffic websites with no proper optimization.