Coinbase is one of the top bitcoin processing services on the market.
Coinbase offers $10 for each person you refer that buys or sells at least $100 or more.
Your referral will also receive $10. He may get it only with a referral code
You can buy BTC or ETH on Coinmama, its located in Slovakia and pay's out 15% Commissions, unlimited. No multilevel.
Payouts will be paid only after 3 successful orders made by at least 3 different users.