Getting off the train at my destination, I spot a very big business building in the central square. Toss a coin, and you'll hit one offering just about anything you could possibly want. I drink some. It tastes like a combination of Gatorade and, yes, sweat. Fish is what it's all about.
Fish is where it's at.
Fish, fish, and fish, with fish in fish sauce. If you don't like fish, you can go to McDonald's, or to Kentucky Fried Chicken, if you have a reservation. People buy them at breakfast time. He'll do likewise. Make sure to read the contents of his card and indicate approval with a certain amount of bobbing and weaving.