There’s a number of reasons why this problem could occur. The most common being that the voucher code might have expired.
It might also be that you’ve already used this specific code, or it doesn’t apply to the items or price-value in your basket.
Alternatively, you can contact us directly via Live Chat or through firstname.lastname@example.org.
Please note, you can only use one voucher per order. For further information, check our terms and condition.