Two teams of maximum 4 people, 1 ball.On both sides 2 people in the court, other people behind the back line.Goal:score in 1x in the other court (inside the lines).Rules:Start with simple underhand serviceWe play underhand tennis, so in 1x over the net.Difficult ball may bounce 1x, but then the ball must be returned with : 1 hand, a foot, or the head.Mistake made => out of the court, to the back line, new player takes over.