A Billet

1. A short informal letter.
2. A written order to quarter soldiers.
3. A sealed ticket for a draw or lottery.
4. A place where a soldier is assigned to lodge. Billet - Wikipedia
5. Temporary lodgings in a private residence, such as is organised for members of a visiting sports team.
6. An allocated space or berth in a boat or ship.
7. (figuratively) Berth; position.