| Office rent |
Fixed |
Use $3,500 per month in the monthly break-even floor. |
Reducing rent as revenue dips. |
| Founder salary |
Fixed |
Use $10,000 per month because the model treats founder pay as recurring payroll. |
Leaving owner pay out of break-even. |
| First-year marketing manager payroll |
Fixed |
Use about $3,542 per month for 0.5 full-time equivalent in the first year. |
Modeling part-time payroll as variable. |
| Specialized ad platform licenses |
Variable |
Apply 5% of revenue in the first year, falling to 3% by the mature year. |
Treating platform fees as fixed overhead. |
| Sales commissions |
Variable |
Apply 10% of revenue in the first year, then step down in later years. |
Treating commissions as fixed overhead. |
| Client-specific software licenses |
Variable |
Apply 3% of revenue in the first year because usage follows client volume. |
Burying client tools in general software. |
| Annual marketing budget tied to CAC |
Semi-variable |
Separate the $25,000 first-year budget from the $2,500 customer acquisition cost signal. |
Counting all acquisition spend as fixed. |
| Later-year specialist and sales payroll |
Semi-fixed |
Add SEO, PPC, social, account management, and sales roles as staffing steps when capacity expands. |
Smoothing new hires evenly across all months. |