Both are dressed well anyway. It really was just a courtesy. The food has been always to the good .Or, some people just won't order the noodles because it's not eating gesture, and it’s not pretty. Each country will have to treat them differently. For example, Korea if she felt bad about dating, I will order a cola drink. If it feels good to have a relationship together. But, Thailand If the man is a party invite. The man should be the cost. Or to send a woman back home. And if she met acquaintances or who asked us, it is often said, are brothers and sisters. Or look at each other. But it is rarely speaking in front of the other party.