I am currently page proofing my upcoming text, a book I am sure could improve your investment returns, and at the same time, save you a lot of heartache. Order by clicking a picture of the book to the right.
It is a landmark book, half devoted to the analysis of free cash flow and metrics based off of free cash flow, such as return on invested capital. Do not use EBITDA for this. I expect the book will be widely adopted.