has a knowledge of the sport and is enthusiastic about the sport;
will teach (and that the players will learn) how to play the sport;
has a positive attitude and will conduct all activities safely in a safe environment;
is well organized;
is a good role model of sportsmanship;
will treat players with respect and allow everyone to participate (and hopefully have fun).

Finally, the player is likely to have an expectation that they will enjoy the sport (otherwise they wouldn’t be playing it!)