Soda cards are also great for children. Although our children are not essentially adults (HS sophmore and College sophmore), when they were younger, they loved the cards. Our then preteen would walk up to the bar or a waitress and order. He thought it was a hoot. Also, I believed we saved a great deal with cards over individual purchases. Although the cards are only good for glasses, on several occassions, our kids were simply given cans by servers. We did, however, require and the kids were very cooperative,polite and thankful for the serving of the drink