Pay Per Click is a way to do advertisement using search engine to generate clicks to your website by the visitors. We do not earn through this way however we need to pay to search engine as per click basis. These ads are called sponsored ads which often can be seen at the top of search engine like bing and google.
Every time you play your ads are clicked the search engine get the visitor. If we want to advertise on search engines like bing and google we need to pay a small amount as fee. As soon you start your well design campaign after putting some money into your campaign visitors start coming onto your website.
Ultimately PPC marketing is good for everyone: