Too late now for the tracks still too tight-fisted to spend a few extra bucks to make many more. Looking to the future, perhaps you might apply the same ideas to YOUR trips to Las Vegas or other gambling resorts. Write those letters, send the faxes, dispatch the e-mail. List dates and locations of the problem if you can. Let me know what happens when you write or call or e-mail.
Most hotels have toll-free numbers.
Get a mailing or e-mail address for that source and go at it.