Shared corporate services can be extremely cost-effective and productive, allowing a company to eliminate duplication of hardware, software, and administrative personnel and thereby taking a big bite out of overhead. Such is the case with EdwardD. Jones & Co., an investment firm that ranks among the top five in the nation in terms of number of investors in small towns and in the suburban neighborhoods of major metropolitan areas. This article shows how this firm used bar codes to reduce overhead and improve customer service.