In many states you are not in order to give away free samples of any alcohol without a liquor drivers license. In fact, and I hate to admit it, I have become a piece of a wine snob. Before you buy one though, read these guidelines on how to find wine colour. Red wine is stronger than white wine. https://allred-herskind.blogbright.net/the-attractiveness-of-red-wine-a-beginners-guide