They have amazing external documentation. It was so good I [blogged about it](https://dev.clintonblackburn.com/2015/07/24/good-documentation-makes-me-happy/ htt

They have amazing external documentation. It was so good I [blogged about it](https://dev.clintonblackburn.com/2015/07/24/good-documentation-makes-me-happy/ https://dev.clintonblackburn.com/2015/07/24/good-documentati...)! I have never had an easier experience integrating with a payment processor.