The term pay per click advertising is self-explanatory. It is a form of digital advertising in which the advertisers pay a certain amount for each click on their website. There are a number of factors which decides what will be the cost of each click. The purpose is simple; with Search Engine Optimisation, getting traffic and ranking for a certain website is a long drawn process. But when you have PPC, you can have a targeted funnel marketing and the scope for leads and sales is higher.