My favorite memory of shopping in Vietnam (this was 25 years ago) was the shopkeeper writing down the price on a pad and handing you the pen and pad expecting a

My favorite memory of shopping in Vietnam (this was 25 years ago) was the shopkeeper writing down the price on a pad and handing you the pen and pad expecting a counter offer. You usually ended up half way between the two values. That experience changed once we started speaking enough Vietnamese, and the first quoted price also changed (went down, especially for my mother)