Google adsense is no doubt most loved way to make handsome income online. Google believe in quality so that you cannot run any type of ads with Google. With the advancement in technology and internet Google has taken a big steps to look forward for ads network that which are fulfilling the rules and regulations.
That’s why they have stopped some of the big networks and going to refine the ads media at more better level.
Google has documented some of the general steps they take to detect bad ads and advertisers.
(1) They monitor ad and landing page content to detect scams, malware and such.
(2) Manual reviews of ads after being flagged by an algorithm
(3) User generated spam reports
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This big step will for sure lead more quality in the ads. This will leads to have very good CPC for the publishers as only good quality ads are going to serve in the future.