If you went into the forums, just start a topic with whatever specific questions you have. Someone will give you an informative reply.
Stretch and fire basically means separate the lower body from the upper body then shift the weight off the backside so that the back hip can explode forward.
The word "rotation" promotes "spinning" in place and leads to improper mechanics. Linear cues actually work better IF understood correctly.
's hitting ideas are similar to what is promoted at [url=http://hittingillustrated.com/forum/forumdisplay.php?f=7[/url] in terms of the "hips and hands" and "force applied to the handle".