This book explains a variety of steps on how to convert T3 and T4 VW bus/van to camper van. The book isnt the step by step instructions but has enough photos and information as a guide. For what it is,this book is ideal at least.For those with the right skills this book will be a good start.Plenty of colour photos and good reading throughout. Its published by Veloce Publishing so you know its a good quality book.