The ball must be clearly hit. There shall be no obvious lifting, holding or pushing of the ball. E. Back line players are not permitted to spike the ball, unless they take off from behind the 10' line. Foot fault - server steps on or over the service line before contacting the ball. Fails to be within own serving area.
Ball contacts net.
Fails to legally return the ball within the opponents' court. Fails to cause some part of the ball to pass within the area over or between the two antennae on each side of the net. Hits the ball illegally. Plays the ball more than once in succession except in approved situations. Commits a body foul.