Barry Frost

This is Barry Frost’s personal website.

Tagged #merchant

Online payments, gateway, merchant accounts and shopping cart services. Used by Lovestruck

Spreedly: The Easiest Way to Sell Subscriptions on your Site

Ask 37signals: How do you process credit cards?

Nightly centralised process. Failed charges are retried 3 days later and then 3 days after that and then the account is frozen.

Sample Protx Ruby Code