Do not:
• Express negative opinions about the King or any member of the Royal Family. Thai people have utmost respect for the Thai monarchy.
• Pass anything with your left hand and point with one finger.
• Get involved in anyway with drugs. Penalties are very severe from 10 years up to the death penalty for trafficking.
• Point at people or things with your feet.
• Touch a Thai person on the head.
• Raise your voice or get angry as it is a sign of disrespect in Thailand.