Dress neatly and appropriately; men should avoid wearing shorts on formal occasions.
Do not step on the toilet seat, and always flush after use.
Do not eat or drink in museums.
Do not smoke in non-smoking areas or where air conditioning is in use.
Avoid food waste when dining, and do not pick your teeth in public after meals.
Do not take photos in areas where it is prohibited, and always turn off your flash where the "no flash" sign is displayed.
Always ask for permission before taking photos of local people.
When visiting museums, carry your bag in front of you; otherwise, a simple turn could knock off a thousand-year-old artifact.
Safety first when driving—do not drive against traffic or run red lights.
Tipping is customary in some countries and is the legal income of service workers. Environmental Etiquette
Bring your own toothbrush and chopsticks. Do not pick flowers at will. Do not harm small creatures. Avoid getting too close to wild animals. When answering nature’s call outdoors, choose a spot away from water sources, and remember to bury waste and take your toilet paper with you.
Take all your trash with you when traveling outdoors.
Do not smoke or let sparks fly while jungle trekking.
Do not touch or take marine life while diving.
Help pick up litter left behind by others when in the wilderness.