Pay per click : Pay per click , also known as cost per click is a form of internet advertising which is used for directing traffic to websites. In this advertisers pay the site owners or publishers for the ads being viewed or click. Pay per click introduces a simple strategy of marketing in which an advertiser pays the website for publishing his advertisement and getting people to view it by clicking it, the more the views are for the advertisement, better is the revenue generated by the website from advertisement. Pay per click advertisements are commonly displayed on websites and search engine results. Pay per click is an approach that differs from the pay per impression methods used in television and newspaper advertising.