A cookie is information that a Site puts on your browser/device so that it can remember something about you at a later time. (More technically, it is information for future use that is stored by the server on the client side of a client/server communication.) We use 'cookies' to deliver content specific to your interests and digital certificates that identifies the user when logging on to our interactive shipping services. 'Cookies' are also used to control the correct display of the Site navigation bar