The document provides a step-by-step guide for configuring PHPCodesniffer for Drupal 7 and 8 on a Windows machine, which includes installing PEAR and PHPCodesniffer. It explains how to download the Coder module, set up Drupal coding standards, and run code checks and fixes using PHPCodesniffer commands. Additionally, it includes helpful links for further information on DRUPAL best practices.