Instructions:Terms & Conditions. Customers receive 15% OFF orders over £30 not including postage and packaging. To be eligible for the offer customers must quote reference code VC18 in the promotional code box at the website check out page. Thorntons cannot be held liable for not discounting orders if the correct code is not given. An order is one delivery to one mainland UK address. Offer is applicable to one order only. Saturday deliveries are sent through the Royal Mail's standard service. Offer is open to UK residents only. Offer is available to customers of Thorntons Direct online only. This offer is not available for corporate customers. Offer valid until 13th February 2008 and cannot be used in conjunction with any other offer. There is no cash equivalent to this offer.