Common taboos in Vietnam Avoid hugging, holding hands and especially kissing in public. Even touching a member of the opposite sex is despised. Avoid shorts that are too short and revealing shirts. The Vietnamese people value humility, moderation, and modesty.
Avoid being boastful or bragging about wealth. Public displays of affection are generally frowned upon, so try to avoid touching people of the opposite sex. Dress conservatively and keep your body covered. Vietnamese culture has great respect for older people.
In every situation, it's best to give honor and preference to the oldest member of the group. Traditionally, Vietnamese people value family, respect, and reputation over worldly goods. Despite Western influences and restrictions imposed by the communist regime, the Vietnamese continue to practice traditional elements in their culture and take pride in their unique customs and celebrations. Vietnam is a very photogenic country, from street food vendors to bustling markets and rural villages, but it's important to always respect people's privacy when you have your camera handy.
Make sure to ask people if it's OK to take a picture of them. This is especially true in rural villages. They will say yes, no, or they may ask you to pay a small fee. Either way, they'll appreciate the respect you've shown them for asking.
If you're reading this on a plane to Vietnam or are still planning a dream vacation, here are some cultural considerations to keep in mind when you're in Vietnam.