Certified vs. non-certified

[bob jenkins]

Originally Posted by chseagle

That can depend on the scoreboard controls being used & the person's knowledge of the game.

The switch is either "on" or "off". It can't take more than 15 seconds to learn how to switch between the two positions.

"Start the clock when someone inbounds touches the ball. Stop it when the whistle blows. Any questions? Let's review -- when will you start the clock on the jump ball?"

Repeat if needed.

Total time less than 1 minute.

There aren't that many (any?) exceptions or unusual circumstances to learn.