13.2.
Nothing that we do or say will amount to any acceptance of your offer until we send you an email notifying you of the order acknowledgment. At this point, a contract will be made between us for you to buy and for us to sell the products that you have ordered from us.
13.4.
At any point up until the contract is made, we may decline to supply a product to you. If we decline to supply a product to you and you have already paid for it, we will give you a full refund of any amount already paid for that product in accordance with our refund or return policy in paragraphs 17 & 18 below.