What you will learn from this book:
-How to add a third party API to your site or program one of your own
-Ways that a small ISP can use the Yahoo XML feed to publish recent technology on a site
-Why APIs are the preferred method for disparate applications to interact over the web
-Differences between the functions of APIs and web feeds and the benefits each has to offer
-The basic structure for REST and SOAP APIs

   Who this book is for
-This book is for programmers who have a strong understanding of PHP and are looking for detailed coverage of multiple APIs in PHP.

Part 1: Web Feeds
Chapter 1: Introducing Web Services
Chapter 2: Introducing Web Feeds
Chapter 3: Consuming Web Feeds
Chapter 4: Producing Web Feeds
Part 2: APIs
Chapter 5: Introduction to Web APIs
Chapter 6: Interacting with the Google API
Chapter 7: Interacting with the Amazon API
Chapter 8: Interacting with the FedEx API

etc.