Well,
the one, who really *mastered* the tangent-line, is already a very big step further. 30 % (peace sign) is another great helper for seeing, measuring and understanding. And then next step is practicing the carom abilities depending onusing draw-shot. Here Dr. Dave has also nice small videos.
Next to these things i m using +2 system for kicking, two 3c systems for 3-5 rails-
And finally, the most important several reference shots.
If you have special things Anthony you wanna practice-- send me an example what you re looking for via email and i ll try to help ya out my friend,
lg
Ingo