If you've stayed in a hotel anywhere in North America, odds are that you've used a plastic "door key" by Arthur Blank. Set your hotel apart by customizing your guest room keycards. Arthur Blank & Co. offers magnetic stripe keycards and proximity cards for all door lock systems. Arthur Blank & Co. is partnered with leading manufacturers of card-operated locking systems, and our hotel keycards are compatible with all door lock systems on the market. Arthur Blank & Co. uses the latest technology in keycard manufacturing to ensure dependable, reliable and re-useable guest room keycards that will allow you and your guests to sleep securely. Special events keycards and convention keycards are also available. 100% Guaranteed to work in your locks. Arthur Blank & Co., Inc. offers a winning hand of promotion and player reward cards for the gaming and casino market. Maintain customer loyalty while building direct marketing programs. Coupon and promotional cards bring customers into the resort and casino while players cards reward customers for every bet they make - all while building valuable customer loyalty relationship information for the casino.