| Business Liability Insurance |
Fixed |
Include $350 per month in fixed overhead from Month 1 through Month 60. |
Tying insurance to each event instead of holding it flat within the monthly planning range. |
| Owner / Lead DJ |
Fixed |
Include $5,833 per month, calculated as $70,000 annual salary divided by 12. |
Leaving owner pay out of break-even and overstating how early the business supports payroll. |
| Event DJ Hourly Wages/Commissions |
Variable |
Apply 15.0% of revenue in the first year, declining to 14.0% by the fifth year. |
Modeling event labor as flat payroll when it moves with booked revenue. |
| Music Acquisition & Licensing Fees |
Variable |
Apply 2.5% of revenue in the first year, falling to 2.0% by the fifth year. |
Using a flat subscription estimate and missing the revenue-linked licensing load. |
| Marketing & Advertising Spend |
Variable |
Apply 8.0% of revenue in the first year, tapering to 7.0% by the fifth year. |
Double counting spend by adding both the revenue percentage and the annual marketing budget without reconciling them. |
| Event-Specific Supplies & Minor Equipment Wear |
Variable |
Apply 2.5% of revenue in the first year, easing to 2.0% by the fifth year. |
Ignoring small per-event items because each one looks minor on its own. |
| Vehicle Maintenance & Fuel Allowance |
Semi-variable |
Start with the $250 monthly base allowance, then add usage pressure when travel rises beyond the base plan. |
Treating travel as flat forever even as event count and service area grow. |
| Salaried Capacity Hires |
Semi-fixed |
Add payroll in steps: part-time event support from Month 13, booking admin from Month 25, and marketing support from Month 37. |
Spreading all future hires across Month 1 or treating the $54,000 launch equipment spend like monthly overhead. |