Customer Rewards Card Kuhlmann's Special Offers/Coupons Visit kuhlmann's and ask for a rewards card at any cashier in the store and save with most purchases in store. Not valid for on-line purchases. Terms and Conditions For each $25.00 purchase you will receive one stamp. When your card is full, kuhlmann's will send you a $25.00 Gift Certificate by mail. Stamps are collected at our farm store only.Cannot be combined with purchasing a gift certificate.Cannot be used for custom orders.No cash value.Some restrictions apply.