1 stamp per visit. Rewards can be redeemed on a subsequent visit, after enough stamps have been collected for the relevant reward, any time excluding Saturday, Sunday, Bank Holidays, December/Christmas, Valentine’s Day and all School Half Terms and Summer Holidays. To redeem your reward, complete your personal details on the back of the card, like us on Facebook and hand the original loyalty card back to your server at the end of your meal. 1 reward per loyalty card and must be redeemed on or before the expiry date. A drink must be purchased if redeeming a free lunch or free diner. Cannot be used in conjunction with any other offer. COSMO cannot be held responsible for any lost, damaged or stolen cards. Photocopies are not acceptable. COSMO reserve the right to withdraw or alter these terms and conditions at any time without prior notice. The COSMO loyalty card has no cash value. The restaurant manager’s decision is final. Only valid at COSMO Derby and cannot be used in any other COSMO branch.