In PPC services advertisers pay to website owner for the clicks they get on their advertisement. Suppose you have a website some advertiser wants to display a add on your website; then when ever any of your visitor click over that advertisement, advertiser will pay you for that. Hope this help..!!
Pay per click (PPC) (also called Cost per click) is an Internet advertising model used to direct traffic to websites
Pay Per Click (PPC) is a paid advertisement display by search engines on SERP and charge when user click on your ads.
Pay per click (PPC) is a web advertising model used to get traffic to websites, where advertisers pay the publisher when the ad is clicked.
PPC marketing allows you to bid on keywords in order to secure high search engine ranking and you have to pay the bid amount only when end user clicks on the link. This is one way where you get good traffic for your website.
PPC is the way of getting traffic of a site directly. It works as SEO. Rohit tells about it very beautifully. I think you can realize it.