In this video tutorial, viewers learn how to serve in tennis. Viewers are taught how to serve by tennis player, Ana Ivanovic. Ana provides tips that will help the viewer improve their serving skills in tennis. Some tips that are given include: be relaxed, slightly lean forward, start with the palm on the racket, toss the ball in a straight line, move your foot forward as you strike the ball and the ball should be hit in the middle of the racket. This video will benefit those viewers who want to learn how to play tennis or want to improve their tennis skills.