adaptive payments

In my previous post I detailed how to generate a VERIFIED response from PayPal's IPN. The beast was far from conquered though. The Problem Remember when I wrote about how the separate transactions of the payment are stored in the payments[n] array? Remember

Introduction Often while working with PayPal's API, you would want some sort of action to take place once a payment is complete. This is where PayPal's Instant Payment Notification service comes into play. Once a payment is complete, PayPal will send your server a