Ace: A serve which the opponent failed to touch with his/her racquet.
AD: Short for advantage, the person who scores the next point after deuce has the advantage or ad.
AD-in: When the server scores the next point after deuce h
NTRP Poster 3
NATIO NAL TENNIS RATING PROGRAM
This player is just starting to play tennis.
RETURN OF SERVE
This player has lim