Online payment services are those which help us to send or recieve money online. An e-mail id is provided by the respective service provider for the transaction of money. Among them the most popular one is PAYPAL.

PAYPAL is a free to join service. A PayPal account enables any individual or business with an email address to securely, easily and quickly send and receive payments online. PayPal's service builds on the existing financial infrastructure of bank accounts and credit cards and utilizes the world's most advanced proprietary fraud prevention systems to create a safe, global, real-time payment solution.
click here to signup with PAYPAL

Another popular online payment site is Alertpay. This one is very popular and a must to get paid from PTC sites.

Alertpay is similar to paypal. PTC (PAID TO CLICK) sites prefer alertpay for the transfer of money. So you should signup to alertpay to get the earnings made with PTC sites. AlertPay provides a safe and secure method for consumers and businesses with email to send and receive internet money through e-mail.
click here to signup with ALERTPAY