Another way to earn more than 10$ is to buy an account at happy miner and gold mining and selling it on virtaex dot com at higher price. I sold mine for 460
http://s17.postimg.org/funykx7jj/image.gif, check happy miner coupons website for details.
Just to tell you my experience about this site.Followed the instructions on the website and got paid 10$.Its really easy to redeem the coupon and get paid. thank you!