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If, before accepting your order, we find that you are not entitled to use the code or do not meet all the terms and conditions of its use, we may reject your order or alternatively process it without the promotional benefit being applied. If, after accepting your order, we find that you were not entitled to use the code or did not meet all the terms and conditions of its use, we may reverse the benefit that you obtained. If you transacted on a cash basis e.g. by debit or credit card, we may take a further payment, equivalent to the value of the benefit obtained, from the card used. If you transacted on a credit basis, the value of the benefit obtained may be charged to your credit account"