Adsense program policies in short. Don’t let Google to terminate your adsense account. There are some rules you need to follow. If you fail to do so your adsense account gets terminated and will never activate ever. Yes that’s true you can get an adsense account just once in life time. So you need to take care of it and follow the rules. Here are few highlighted policies.
Don’t Click on Own Ads
Clicking on your own ads is strictly prohibited. No matter whatever reason it is you are just now allowed to click your own ads.
Don’t Ask for Clicks
You cannot ask your website visitor or friends to click your ads in any way. Furthermore, avoid Ads with labeled “Support Us”. Google’s ads can only be labeled as “Advertisement” or “Sponsor”
Content
Don’t show Adsense ads on page that contain prohibited content like violence or excessive profanity, drugs, adult content, wares, hacking and crack stuffs.
Adsense Code
You are not allowed to alter adsense code as well.
Number of Ads
You cannot place more than three ad units, 3 link units, and two search boxes on any page.
Image Placement
Don’t place images near ads in a way that may mislead users into thinking that the images are associated with the ads.
Quick Tip: Read full list ( https://www.google.com/adsense/policies )

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