ANSWER
Please follow these simple steps to apply a discount/voucher code to your order.
1. Begin by adding your desired and/or required items for the discount to your bag.
2. Select "View your bag" to make sure you're happy with your items and then select "Secure checkout".
3. Continue through the checkout process until you reach the payment page.
4. At the very bottom of the payment options you will see an option "Use a discount code". Select this option and then input your code and select "Apply".
If successful, you will see a discount applied to your order on the right hand side in the "Order Summary".