ไม่ควรเสพสุราหรือสิ่งมึนเมาในขณะที่อยู่บนรถประจำทาง
Prohibition
1. You are not permitted to bring anything of strong smell on the bus
2. You can't abuse alcohol or alcohol while on the bus
3. You are not allowed to gambling on bus
Obligation
1. You have to be quiet
2. You need to keep clean
3. You must to have the courtesy