Tips For Maximum Earnings and how to avoid ‘ smart pricing ‘ - GOOGLE AdSense
Almost everyone has probably heard of AdSense by now, if not then I am pretty sure you have seen AdSense and may have not even known what it was. To explain AdSense, I must first tell you a little about ‘ AdWords ‘, Adwords is a Pay-Per-Click (PPC) advertising system that is available through Google the search engine.
[Via Adsense]