| Commercial Salon Lease |
Fixed |
Include $4,500 per month in the overhead hurdle before calculating break-even revenue. |
Spreading rent per visit and understating risk when bookings dip. |
| Utilities and Water |
Semi-variable |
Start with the $750 monthly base, then expect water use to rise with wash services. |
Treating utilities as fully fixed when more shampooing adds usage. |
| Marketing and Social Media |
Semi-fixed |
Use $1,200 per month as the base and model launch or growth pushes as step-ups. |
Assuming marketing scales smoothly with every appointment. |
| Booking and POS Software |
Fixed |
Include $200 per month in fixed overhead for the relevant planning range. |
Linking the full software bill to each booking. |
| Professional Insurance |
Fixed |
Carry $350 per month as required overhead, regardless of daily visit count. |
Leaving insurance out because it does not touch service delivery. |
| Salon Maintenance |
Semi-variable |
Use the $400 monthly base, then allow wear and repairs to rise with chair use. |
Keeping maintenance flat while traffic grows from 8 to 15 visits per day. |
| Professional Back Bar Supplies |
Variable |
Apply 7% in the first operating year against service activity before contribution margin. |
Counting service revenue without product usage tied to appointments. |
| Retail Inventory Cost |
Variable |
Apply 10% in the first operating year to retail sales before break-even contribution. |
Treating retail sales as pure margin. |