Best of 5 games, with each point scoring up to 11. If players reach 10-10, then the game continues until one player wins by 2 clear points.
Player fails to make good serve, or a good return.
Awarded to the player winning the previous rally
At start of each game, or hand, the server has the choice from which side to serve, and will serve alternate sides throughout that hand.
Due to this ambiguity ESR suggest players should agree the rules prior to commencing play.