You can not touch the grid during the game and stand on the opponent's field. You can not catch the ball; only to beat. When submitting, you can not step outside the line. The feed itself is given 8 seconds. Long game up to 25 points, short to 15. One player can not touch the ball 2 times in a row. The team is given 3 touches, after which the ball must get to the opponents. Usually the field is divided into 6 zones; the feeder is located in zone number 1. The grid should hang at a height of 2.43 meters. During the game, you can make 6 substitutions.