In simple terms, "inventory turns" refers to the number of times you sell your entire inventory, in dollars, over a 12-month period. Your inventory turnover is calculated by dividing your cost of goods sold by the amount of average dollars invested in inventory over the same 12-month period. This inventory management indicator is becoming an even bigger issue in music retailing because of the immediacy of product offered to online shoppers. Trying to stock all things for everyone is not only nearly impossible, it causes inventory turns to decrease which, in turn, hinders the vital cash flow