Garland W. Duvall, Jr., chief executive officer of Datatrac Corp., offers advice on the first steps that companies should take in improving their visibility of products and data in the chain. [Run Time (Min.): 10:21]

Garland W. Duvall, Jr., chief executive officer of Datatrac Corp., offers advice on the first steps that companies should take in improving their visibility of products and data in the chain. [Run Time (Min.): 10:21]
