In the world of retail and business management, knowing your numbers is the key to profitability. One of the most critical metrics every retailer, wholesaler, or eCommerce owner should understand is COGS—or Cost of Goods Sold. COGS directly impacts how much profit your business makes on every sale, helping you make smarter decisions about pricing, inventory, and operations. In this guide, we’ll break down what COGS is, how to calculate it, why it matters, and how POS systems can simplify the process. 1. What Is COGS? COGS, or Cost of Goods Sold, represents the total direct costs involved in producing or