[Rich]

Originally Posted by rainmaker

I make the motion, sometimes even bending at the waist to reach really low, and really high, and say, "Glass wall". If there are the blank stares, I say, "Understand?" I don't see this as instructing, I see it as self-defense.

I can't say I've done this in years. It's a varsity game -- if they don't know not to reach across, I can't help them at this point in their basketball lives.