If your after a good informative book on trading then don't go with "Don't tell the professionals"!
Watching their site over the last months I think they've tried everything bar giving it away to try and shift them.
Don't touch it with a barg pole.
I know a number of people who have read the book and used the software and like someone posted earlier, there's much better FREE software and tutorials out there. I suppose you can say the book makes a good read, but you would find much more acurate and...