Don't

 * Stepping on offerings in the street.
 * Honking if a caught behind the slow pace of processions.
 * Attempt to swim outside designated areas on the beach.
 * Deal in or do drugs. The death penalty is await.
 * Touch people's heads even children as it considers offensive.
 * Enter temple during menstruation.
 * Use your left hand in sacking or handing over something to someone as it is consider impolite. If there is no other option then express your apology.