If you are single, you need this book. If you are in a serious relationship or engaged and contemplating marriage, this is a keeper. If you're already married and need a little extra "umph," this book will bring you life Wherever you are, there's always more. In either of these statuses listed, preventive maintenance can make life a much smoother ride. Take the time to invest in you and your relationship. Then, look for the return on your investment