If the delay is unacceptable to you, we will offer you a refund of the cost of the delayed items. We will use what we consider to be the most appropriate method of delivery for your order. Whilst we accept responsibility for a non-delivery, we do not accept any responsibility for a delay in the delivery due to events which are outside our control.</p> <p>Workbooks, and other physical resources, ordered through a third party, such as Amazon, are subject to their payment and delivery systems for which we can accept no responsibility.