Chapter 2, Integration Principles, outlines the basic principles of Plesk Expand integration with external systems and provides some scenarios of how the integration works.
Chapter 3, Using Plesk Expand Integration API, focuses on the operation of the Plesk Expand Integration API.
Chapter 4, Reference materials, provides useful reference information about using Plesk Expand Operators.
Chapter 5, Working with Plesk Expand Dictionary, teaches you how to use Plesk Expand Dictionary.