How can I take advantage of the Birthday offer?

"From carolinaherrera.com we provide a Birthday discount code as a treat for your special day, which will give you a 15% off on your next order. The code will be send automatically during the day of your birthday to the email address you used to register your account on our website. Please make sure your personal details are filled and your birthday date is correctly placed.The code will be valid during 30 days after the receipt email and can be used for one individual purchase. To apply the discount please enter your promotional code during the check-out of your order. Exclusions: Please bare in mind this specific voucher is applicable only on fragrance and make up orders, not for fashion. The offer is valid for 1 month from the receipt e-mail date"