PayPal Express Checkout

These documents explain how to use PayPal Express Checkout using alternative payment services.

Get Started
Getting Started with CyberSource Advanced for the Simple Order API
Creating and Using Security Keys
Simple Order API Clients and SOAP Toolkit API
Simple Order API Release Notes
Integrate
PayPal Express Checkout Using Alternative Payments and the Simple Order API
Get Started
Getting Started with CyberSource Advanced for the SCMP API
Creating and Using Security Keys
SCMP API Clients
Integrate
PayPal Express Checkout Using Alternative Payments and the SCMP API