¡@
You shall serve from, and receive in, the left service court when you or your opponent has scored an odd number of points in that game.
You and your opponent will hit the shuttle alternately until a 'fault' is made or the shuttle ceases to be in play.
¡@
No points will be scored when you make a 'fault' or the shuttles ceases to be in play because it touches the surface of your side of court. The serving right will then be transferred to your opponent.
¡@
References: http://www.badminton-information.com