Cost Per Click better known as CPC advertising is one of the most popular ROI (return on Investment) driven model in online world. Google has build in a complete empire revolving around this model. This model provides a win-win situation to publishers (websites), ad-networks (like Google, Komli etc) and advertisers (sellers). Advertisers pays to the ad-networks only when a visitor (prospective buyer) clicks on the advertisement (thereby presumed he expresses interest in the advertiser’s services) on the publisher’s website. Thereby justifying the advertising cost as paid by the advertisers. On the same hand ad-networks are in position to calculate...

