ชาวเน็ตแห่ส่อง เลขทะเบียนรถพระที่นั่งในรัชกาลที่ 10
When you are going on a charter bus trip you will want to enjoy yourself as much as possible - and so will everyone else. The trouble may be that you are in an enclosed space with many other individuals who may be complete strangers to you. So if everyone is to have a good time, you will all need to observe certain rules of etiquette.
from: http://ezinearticles.com/?Charter-Bus-Etiquette-Tips&id=6502496
