| Office Storage Rent |
Fixed |
Include $2,000 per month in fixed overhead from Month 1 through Month 60. |
Spreading rent across each tour and hiding the true monthly hurdle. |
| Website Booking Software |
Fixed |
Include $500 per month in fixed overhead because the model treats it as stable. |
Treating the booking platform like a per-reservation fee. |
| Liability Insurance |
Fixed |
Include $800 per month in fixed overhead for the relevant planning range. |
Allocating insurance to each guest and understating fixed coverage risk. |
| Guide Wages Per Tour |
Variable |
Apply 5% of revenue in the first year, stepping down to 4.5% by the mature year. |
Treating every guide dollar as overhead instead of trip-level delivery spend. |
| Permits Land Use Fees |
Variable |
Apply 2% of revenue across the forecast because fees move with booked activity. |
Locking permits into overhead and missing margin pressure as volume grows. |
| Marketing Ad Spend |
Variable |
Apply 8% of revenue in the first year, falling to 6% by the mature year. |
Budgeting ads as a flat monthly line when bookings depend on paid demand. |
| Booking Partner Fees |
Variable |
Apply 3% of revenue when reservations come through partner channels. |
Ignoring channel fees and overstating contribution margin per tour. |
| Seasonal Guides Core Team |
Semi-fixed |
Add as a staffing step from Month 13, then scale FTE as tour capacity grows. |
Treating seasonal guide capacity as fully variable when hiring happens in blocks. |