The process of sending batch deposits for processing, this is almost always handled electronically today. In the past and in some cases today, this process can be handled by mail, courier or other physical service that involves the submission of paper records.
UniPay Gateway: Open Source Payment Gateway
How to Choose the Best Payment Solution
How to Own a Payment Gateway
What is a Payment Gateway
What is Recurring Billing?
How Payments Work
What Should an Ideal Payment Platform for Investors Look Like?