Provide an order tracking system; send order status notifications about delays, cancellations or order confirmation; provide an order cancellation option prior to shipment and easy to understand cancellation information; design an order system that does not permit the completion of an order when a product is unavailable due to being out of stock, backordered or discontinued (for instance give an alerting message before acceptance of the order if a product is unavailable); use integrated logistics systems, electronic data interchange, just in time, and shared technological infrastructure programs with company suppliers in order to control inventory levels and reflect changes to the consumer instantaneously; provide effective communication and coordination among different divisions of a company in order to prevent failures during the order process (such as shipment of an order that is cancelled by the consumer); integrate the company’s internal divisions to (a) each other, (b) to suppliers, (c) to delivery carriers, and (d) to customers through information and communication technologies; obtain approval from consumers prior to sending substitutes when a product is unavailable; provide the option to change order information (e.g. amount or content of the order, credit card information, delivery date and place) prior to shipment; do not permit completion of order process if something is invalid, incorrect or missing; establish a sensitive order system that will not accept orders and will give an alerting message when coupons or certificates used by consumer are invalid, when credit care information is missing, and when the stated price is wrong).