This book aims to deliver small short tutorials. Each tutorial covers one specific action with result. Hopefully with help of this book artists would spend more time creating than digging online to figure out how things should be done.
Be aware that buying this book will benefit you in the future, since the book will be constantly updated with new tutorials. If you are not sure whether the book suits you try out free sample. Also you may familiarize yourself with full list of section of the book.