Can you confidently account for all the costs involved in reselling or producing items in your inventory? If you don’t know how to work out the cost of sales, it could impact how you make business decisions. That’s because you’ll fail to determine your profits and expenses accurately. It consequently becomes harder to lift your bottom line. The goal of today's article is to help you define the cost of sales. You will see how to calculate it and what it means in the context of business decisions.