Integration Guide

Table Of Contents
Introducing Express Checkout
Express Checkout Building Blocks
1
14 October 2009 Express Checkout Integration Guide
z On your Shopping Cart page, place the Check out with PayPal button and handle button
clicks by setting up the Express Checkout transaction and redirecting your buyers browser
to PayPal.
z On your Payment Methods page, associate the PayPal mark with an option. Handle
selection of the PayPal mark by setting up the Express Checkout transaction and
redirecting your buyer’s browser to PayPal.
z After returning from PayPal, complete the Express Checkout transaction by obtaining
shipping information from PayPal and accepting the payment.
Express Checkout Building Blocks
You implement Express Checkout flows with Express Checkout buttons, PayPal API
operations, PayPal commands, and tokens.
The following conceptual diagram identifies the building blocks that you use to integrate
Express Checkout on your website:
Express Checkout Integration
NOTE: Tokens are not shown in the diagram.
Express Checkout Buttons
PayPal provides buttons and images for you to place on your website.