Passing Lane is a small trucking company headquartered in Portland, Oregon. Passing Lanes information system consists of a file server and three workstations where freight clerks enter data, track shipments, and prepare freight bills. To perform their work, the clerks obtain data from the server and use database and spreadsheet programs stored on stand-alone PCs to process the data. At your meeting yesterday, Passing Lanes president approved your recommendation to create a relational database to handle operations and provide links for the companys shippers and customers.

- Since the firm is growing rapidly, what design features should be included in the new system to ensure it can grow with the company?