Public displays of affection between men and women are also frowned upon, and it is considered rude to touch anyone on the head or to point your feet at someone. Shoes should be removed before entering someone's home or a temple. Informal dress is widely acceptable and men are seldom, if ever, expected to wear suits. A traditional Thai shirt is the most suitable attire for men at any official function. Beachwear should be confined to the beach and topless sunbathing is frowned upon.
Smoking is widely acceptable.
Taxi drivers are not tipped.