If you own a website or you have serious amount of friends in the the social networks you can easily profit from the online wallets. You just need to send your referral code to people who are potentially interested in making online payments and as they start to use the program you start to earn money directly into your account.
We recommend these programs:
Neteller is one of the most popular online wallet. They have a professional affiliate program which give you unlimited lifetime revenue from the friend you refer to them.
1) You need to create payment account: www.neteller.com
2) After this you can create affiliate account and generate a referral link or banner: www.neteller.com