ClixSense.com

Earnings: All clicks are one cent or more. You get 10 cents for each new referral. You earn 10% of the revenues collected from your referrals.

Premium members will get paid up to FIVE LEVELS deep for referrals who upgrade their accounts to Premium accounts!.

Non-premium members will get paid when their direct referral upgrades to a Premium account.How to earn: Log into their site for the ads, You should check as often as you can as new ads will be added from time to time.Payment: Pays via check monthly. $10 minimum payout. Upgrade (optional): $10 for a whole year. Upgraded members will receive more clicks.

When I upgraded, the number of available clicks, for that day, went from 4 to 194 immediately. I've heard that it can be almost 500 if you are a US resident. After that, the number of clicks is about 10 to 20 a day depending on how often you check. In addition,you get paid up up to five levels deep.