If you are a registered customer you can go to the My Orders section and then access your order. You can request cancellation if the option is available. However, if the cancellation request is unsuccessful, you may refuse the package at the time of delivery.If you are a customer who made the purchase as a guest, you must contact one of our service lines and request cancellation with your order number. If the cancellation request is unsuccessful, you can refuse the package at the time of delivery.