I would hate it for somebody to come your games and after it let you know what you did well as a coach and what you need to look for. I'm sure you would be super appreciative of it as well.
Just because checking isn't legal does not mean coaches shouldn't teach it. Checking being taken out of the game is as much on the coaches as anything else.
Let's all complain about penalties not being called. This game would be over if we could get our high flying and incredibly potent powerplay on the ice!