Properly managing inventory requires a system of some sort. It doesn't matter if the system consists of writing inventory levels on the back of an envelope or using the most sophisticated radio ...

Inventory systems vary greatly in their individual design, feature set and operations, but they all share one common trait-to make the counting, tracking and recording of inventory movements easier.

Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business executive. He is a professor of economics and has raised more than $4.5 billion in ...