Reviews are key to increasing sales on your book through Amazon. There are many ways to getting readers to read and review your book. This mainly includes contacting readers through Amazon, and trading your book in exchange for a review.
There are many more tools and tips in this book that will absolutely increase your sales, making this a very useful book for those who have written a book, but don't know what to do from there. You must understand much of the information in this book is very time consuming. It's a short and to the point book. I agree with all the information in this book, and know from experience that all of the pointers in this book will work. I give this book 5/5.