This document discusses inventory turnover ratio, which is a measure of how many times inventory is sold and replaced in a given time period, usually a year. It is calculated by dividing sales by average inventory. The document provides examples of inventory turnover ratios for different depots of a company. A good inventory turnover ratio is between 5 to 10, as it means inventory is being sold and replaced reasonably quickly. The document concludes with noting 12 ways for a company to potentially reduce the amount of inventory held.