Review for MGM National Harbor Review For GWBW George Washington Beer and Wine Google User Apr 23 '17 at 3:29 Do not go. The staff is great but the management is so cheap and so myopic that they don't allow you to tip when you pay the bill with a credit card. Who is the moron the created that policy? I can't imagine how poor I would have to be to work for people who are that selfish and that stupid. View full site to comment or like