Use a promo code
If you have a promo code - from a gift voucher, loyalty voucher, or other promotion you can enter this at the checkout. Once you have entered a shipping address and selected your order option, you can review your order and enter the promo code.
Click the Have a promo code or a voucher? link and enter the code you wish to redeem, then click Apply.
You will see the Voucher amount applied to your order summary and deducted from your Order total.
Note: you can only apply one promo code per order.