Feedback Systems and Recognition Programs · · · · · Number of appointments cancelled or postponed each day. Percentage of appointments that result in sales on the first call, second call, and so on. Average size of the sale. Profit margin on the sale. Percentage of sales that come from existing customers versus new customers. Caution 68 Averages can be misleading. When evaluating the average size of the order or the average profit margin, make sure that you understand the magnitude of the range included in the averages. Production Production efficiency involves a lot of measures including quality, speed of delivery, material costs, labor costs, equipment costs, error rates, and rework costs. Here are some measures that address the various aspects of production: · · · · · · · Material costs. Your vendors' defect rate on parts supplied. Time required for each phase of production. Reject rates. Rework costs. Percentage of shipments that go out early, on time, or late. Number of units produced by shift.