In order to gain the respect of your players in the locker room, you can't just perform on Saturday. You have to do it consistently during practices, meetings, and in the weight room. ↗
If either player abandon the game by quitting the table in anger, or in an otherwise offensive manner; or by momentarily resigning the game; or refuses to abide by the decision of the Umpire, the game must be scored against him. ↗
In Castling, the King must be moved first, or before the Rook is quitted. If the Rook be quitted before the King is touched, the opposing player may demand that the move of the Rook shall stand without the Castling being completed. ↗
For example, I wouldn't hesitate to sit somebody down if he wasn't performing, even if he was the No. 1 player in the world. I've been sat down before. ↗