In today’s world of payment processing, some catalogers advocate processing credit card transactions using batch (where a large volume of transactions are forwarded for approval all at one time), while others use real-time processing (each transaction is authorized as it comes in). As for yourself, you may want one or both of these processing services, depending on the nature of your business, the type of goods and services you offer, and the internal procedures you use to handle transaction cycles. Using today’s sophisticated technologies, merchants can write complex, rules-based code that allows a customer transaction to flow from one part of