| Services | Services | Weekly | Monthly |
| Maintenance | 6.25 | $687.50 | |
| Service Calls | 3.3 | $666.00 | |
| Normal (non-marketed) | 3 | $600.00 | |
| Replacement | 1 | $4,000.00 | |
| Total per week | 1 | $5,953.50 | |
| Total Billings per month | $23,814.00 | ||
| Direct Cost | $9,276.00 | ||
| Gross Operating Profit Margin | $14,538.00 | ||
| Operating Expense | $4,930.00 | ||
| Net Income: | $9,608.00 |