Foreign women are accepted without veils provided they dress conservatively. They may go shopping and travel alone, but should avoid all-male cafes.
When eating with Emiratis, the left hand is not used. (The left hand is considered unclean.) Always pass goods with your right hand. When eating in someone’s home, your hosts will offer you the best dishes to eat, which you must accept. You are not expected to talk much at mealtime.
At a restaurant, an Emirati will almost always insist on paying, especially if it is a business related occasion. Giving in graciously after a ritual gesture to pay and then returning the favor later is an appropriate response. Emiratis find the public calculation and division of a restaurant bill embarrassing.