This book has several tricks to solve problems with old dos games. It's quite simple: it follows a step by step approach and is suitable both for beginner and advanced users. It tells you how to run games without creating a lot of boot disks. The CDROM included is also a collection of old shareware games. The defect of this book is that specific questions about certain games configuration are not covered. So if you have a particular question, try to look if the solution is in the book before you buy it.