How is Same Person Multiple Clicks, (Click-Fraud) Prevented?

Google has very sophisticated software that ensures advertisers don't get charged for invalid clicks. They use many techniques to filter the clicks before they show up as a charge to their advertisers. This is one of the most important issues faced by Google and all search engines, which is why they have a dedicated “Click-Fraud” prevention department that is obsessed with protecting advertisers.

They realize that this is essential to ensure the integrity of the PPC search marketplace and they make every effort to prevent invalid clicks. More.

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