- Series of games -

After each game, players switch sides of the table and in the fifth or seventh, game "for the match", players switch sides when the first player scores 5 points, regardless of whose turn it is to serve. In competition play, matches are typically best of five or seven games. When one player has reached "game point", meaning one player has 20 points while the other has 19 or less, the losing player cannot lose on a faulty serve. once the game is tied standard rules apply.

source: Wikipedia.org