There is no adsense secret. It's have quality content, get links, build traffic. You're an adsense newbie.
actually there is some tricks with adsense, but all depends of traffic if your site doesnt make any traffic at all no secret in the world can rise you earning
So you will refund the money!... Your earning makes many people crazy.. Are you using only one site or many?
Only $400 hey. Might as well be $4000 nobody is going to pay that kind of money for something like this. You might get a few takers at $4, but even at that you would be lucky. Good luck.
Please ready the post care fully before replying as the post person is saying he got some secret trick to get huge money online.....
There is no "tricks" or "secrets" with Adsense. LOL Its all about testing and lots of hard work. Thats it.