This book is a user guide and training manual written for Project Management Professionals who wish to learn how to set up a database and plan and control projects using Primavera P6 with or without Resources and Roles. The book is aimed at: 1. Project management companies who wish to run their own software training courses or provide their employees with an alternative text to the vendor supplied user manual. This book may be customized to meet your requirements, please contact the author for details. This book is a PMI Approved course. REPs may apply to have this course licensed to them. 2. Training organizations requiring a training manual to run their own training courses. 3. People who wish learn the software but are unable to attend a training course but find the software reference manual hard going. This book is an update of the authors Primavera Version 6.2 book and contains more chapters including Global Change, Multiple Project Scheduling, Managing the Enterprise Environment, Resource Optimization and Leveling. It has been written using the Construction and Engineering version but may be used by any industry and covers Versions 4 to 7. The book is packed with screen shots, constructive tips and contains workshops with solutions at the end of each chapter for the reader to practice the skills taught.