Click fraud is the practice of artificially inflating traffic statistics to defraud advertisers or web sites that provide places for advertisers. In the form of the joint declaration pay-per-click, advertisers pay a fee for each click on their relevance. According to CNET news articles some sectors of the industry to have several cost-per-clicks of dollars. Using automated compression programs or the use of low-cost workers, click Options and perpetrators create the illusion that a large number of potential customers and clicking on links the advertiser, while in reality there is no chance that any of the clicks will lead to profit for the advertiser.