B. Players or coaches yelling at or vocally second guessing the referees. D. Players that refuse to listen to coaches' advice concerning changes in patterns or other performance items. E. Players that do not treat coaches in a respectful manner. F. Players receiving unsportsmanlike conduct, misconduct or major penalties. The team taking considerably more penalties than the opposition.
Some players miss practices for no good reason.
Some players fool around to the point of disrupting practice drills. When the whistle is blown, pucks continue to be shot for some time after. Honest answers to the checklist will give a pretty good picture concerning player as well as coach discipline. Ultimately, player and overall team discipline is the responsibility of the head coach. There will always be a few problems as the season progresses, but constant recurring patterns develop because coaches fail to correct the problems early.