| Office Rent, $1,500/month |
Fixed |
Include the full monthly amount before calculating contribution needed to break even. |
Spreading rent by project and hiding the real monthly hurdle. |
| Utilities & Internet, $200/month |
Semi-variable |
Start with the base monthly amount, then adjust if field work or team usage rises. |
Assuming every dollar stays flat as workload scales. |
| Accounting & Legal Services Retainer, $400/month |
Semi-fixed |
Model the retainer as stable until added reporting, contracts, or compliance work creates a step-up. |
Treating the retainer as fully variable with each client. |
| Lead Permaculture Designer, $7,500/month |
Fixed |
Use the salary as core monthly capacity that must be covered even in slow sales months. |
Charging it only to billable hours and understating idle capacity risk. |
| Contractor Fees Specialized Design, 8% of revenue |
Variable |
Deduct 8% from revenue before measuring contribution margin. |
Treating contractor fees like fixed overhead. |
| Workshop Materials & Venue Rental, 3% of revenue |
Variable |
Apply the 3% rate to workshop-related sales volume. |
Budgeting one flat workshop amount despite more sessions. |
| Digital Ad Spend & Lead Generation, 10% of revenue |
Variable |
Keep it below gross margin so each new client still adds contribution. |
Treating ad spend like fixed overhead. |
| Client Travel & Site Visit Costs, 5% of revenue |
Variable |
Deduct the 5% travel load for site-based work before break-even math. |
Treating travel like fixed overhead. |