Pay per click (PPC) is an internet advertisement model used on search engine,advertising network and content sites, such as blogs, in which advertisers pay their host only when their ad is clicked. With search engines, advertisers typically bid on keyword phrases relevant to their target market . Content sites commonly charge a fixed price per click rather than use a bidding system.

Sometimes there are sites that get too greedy on this and adds a lot. Resulting their visitors to navigate away simply getting annoyed with all the clutter. Site owners should know there limitations on having this kind of program.