2006

Authorization & Capture Integration Guide June 2006 11
Preface
This Document
This release of the PayPal Authorization & Capture Integration Guide replaces the version
released in December, 2005.
Intended Audience
This document is written for merchants and developers who use PayPal in their delayed order
fulfillment processes.
Background Information about the PayPal Web Services API
Consult the PayPal Web Services API Reference for information about the following:
z Architecture of the PayPal Web Services API, such as security and authentication basics
z The location of PayPal’s Web Services Definition Language (WSDL) and X-Schema
Definition files
z The structure of SOAP requests and responses
z Other APIs, such as GetTransactionDetails and TransactionSearch
Organization of This Document
Chapter 1, “Overview,” describes the general usage and life cycle of PayPal Authorization &
Capture.
Chapter 2, “Basic Authorization & Capture on the PayPal Website,” explains the different
actions that can be completed once a buyer has authorized payment.
Chapter 3, “Authorization & Capture API,” details the PayPal Authorization & Capture SOAP
requests and responses and the data elements that make up those requests and responses.
Chapter 4, “Basic Authorization & Capture Scenarios,” presents common scenarios
encountered when implementing Authorization & Capture basic authorizations.
Chapter 5, “Order Authorizations Scenarios,” presents common scenarios encountered when
implementing Authorization & Capture order authorizations.
Chapter 6, “Best Practices,” offers recommendations on how to implement Authorization &
Capture for maximum effect.