Pro/ENGINEER Wildfire 4.0 is a 3D Computer Aided Design (CAD) software application. As a feature-based, parametric, and associative solid modeling software package, it allows the user to create 3D designs for engineering projects. This quick reference includes all the major concepts related to Pro/ENGINEER Wildfire 4.0 functionality, technical configuration, and installation in an easy-to-understand, step-by-step format. It covers all the major commands and modes, including Sketch Mode, Part Mode, Assembly Mode, and Drawing Mode. The format provides the reader with all of the details to learn the basics through an easy method of instruction. This text is not accompanied by a DVD and assumes the reader has already purchased the Pro/Engineer Wildfire 4.0 software. The software may be purchased at http://www.ptc.com/products/proengineer/newpackages/.