1. The server serves, the shuttlecock must pass over the short service line on the opponents' court or it will count as a fault
2. At the start of the rally, the server and the receiver stand in diagonally opposite service courts
3. A badminton serve must be hit below waist height and with the racket shaft pointing downwards, the shuttlecock is not allowed to bounce
4. The players stand inside their service courts
5. In singles, the server stands in their right service court when their score is even, and in her/his left service court when her/his score is odd