| Facility Lease |
Fixed |
Carry the full $12,000 monthly lease in break-even, even when occupancy is only 45% in the first year. |
Spreading rent per student and making unused space seem free. |
| Instructor Payroll |
Semi-fixed |
Add salary in steps as cohorts grow, including added full-time equivalent instructor roles in later years. |
Modeling instructors as a smooth percentage of tuition. |
| Training Materials & Consumables |
Variable |
Deduct 6% of revenue in the first year, falling to 4% by the fifth year. |
Treating shop supplies as fixed classroom overhead. |
| Vehicle Fuel & Maintenance |
Variable |
Deduct 4% of revenue in the first year, falling to 2% by the fifth year as scale improves. |
Ignoring higher vehicle usage when enrollment rises. |
| Utilities |
Semi-variable |
Start with the $2,500 monthly charge, then stress-test higher lab hours as bays and equipment run more often. |
Treating every utility dollar as fixed during lab-heavy schedules. |
| Curriculum Software Licenses |
Variable |
Deduct 2% of revenue in the first year, falling to 1% by the fifth year. |
Booking licenses as flat software overhead. |
| Maintenance & Repairs |
Semi-variable |
Use the $800 monthly baseline, then add usage sensitivity as bay activity rises. |
Missing repair spikes from higher shop utilization. |
| Marketing & Student Recruitment |
Variable |
Deduct 6% of revenue in the first year, falling to 3% by the fifth year. |
Treating admissions spend as pure overhead when it scales with enrollment. |