Can something as simple as a case cart help reduce supply-related costs, which in most surgical facilities account for 20 percent of case expenses? Facility managers we spoke to called case carts four-wheeled wonders. They improve space management, relieve clinical staff of inventory management duties, improve charging accuracy, reduce excess supplies and eliminate waste. But, they cautioned, they're only as good as the effort you put into them. Here are some top tips for maximizing your case carts, so you can minimize supply costs.