Information flow is vital to supply chain because it gives the basis for informed decisions made by supply chain managers. It also acts as a glue that enables the integration and coordination in supply chain management among the supply chain drivers. In supply chain management, information regarding product data, description and pricing, customer and order information, and any other information shared in the supply chain is essential to avoid error making.
Therefore, the effectiveness of information flowing up and down the transport chain is determined by its speed. Fast information helps make better decisions in the supply chain which enhances its efficiency. Through the use of Information Technology this effectiveness can be improved because coordination among managers, suppliers, transportation vendors, and the customers is eminent in delivery of better services. Information flow in transport value chain is best utilized when time wastage is eliminated in the delivery of information beforehand to make hastened decision that suits customers' specifications. Thus, the effectiveness of information flow up and down is based on the urgency in delivery of clients' requests.