LRZ wroteYou can accomplish this without becoming the center of attention.
I was referring to sounding a whistle. A whistle seven minutes before the game begins would most certainly elicit attention.
LRZ wroteYou've never stepped towards players on the layup line and said to them all, "tuck your shirts in" or something like that?
"Tuck your shirts in"? Layup line? Never. I've got bigger fish to fry.
Earrings, undershirts, headbands, wrist bands, sleeves, earphones, long fingernails, making me decide if it's a dunk or not? Yes. Absolutely.
LRZ wroteAnd it need not be shouted, it can be done in a conversational tone.
It certainly can, and I do it (see above), but a whistle would let everybody on both teams know that there will be no ignoring of pregame dunking that night, maybe preventing a second illegal pregame dunk down the other end of the court (extrapolating Altor's post).
However, I'll just continue follow 10.5.1 SITUATION E.