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PayPal Express Checkout
PayPal Express Checkout is easy to add to an existing ordering system. See how in this episode.
(15 minutes)
Active Merchant Basics
Active Merchant is a great library for handling credit card transactions. In this episode I will show you the basics of using it to communicate with PayPal's gateway.
(10 minutes)
Integrating Active Merchant
In this episode I show how to add Active Merchant's functionality to a Rails application to make a fully-functional checkout process.
(18 minutes)