^^^TCF - sure, I think we all know that great players come from a player, a court, a coach and a bucket of balls rather than a gross system. However, I would have thought that in trying to help coaches achieve this the system would at least provide valid exemplars!
I tweet - @ashtennis guru (no spaces)
I Shoot - www.flickr.com/photos/ashtennis guru/ (again no spaces! grrr)