This document discusses how to set up PhpStorm and Xdebug for Drupal development. It provides instructions for configuring PhpStorm to accept external connections from Xdebug and editing the php.ini file to enable the Xdebug extension. It also explains how to set up a Drupal project in PhpStorm and configure a remote debug configuration. Finally, it mentions that documentation for setting up DrupalVM with Xdebug is available online.