| Store Rent |
Fixed |
Use $3,500/month as part of the recurring fixed monthly hurdle. |
Don’t treat the lease as sales-driven. |
| Base Payroll |
Semi-fixed |
Use $9,583/month in the first year, then step it up as planned staffing rises. |
Don’t ignore staffing before traffic ramps. |
| Vinyl Inventory |
Variable |
Treat as the direct product margin item tied to units sold and sales mix. |
Don’t bury product cost in overhead. |
| Freight In & Shipping Costs |
Variable |
Use 3.0% of revenue in the first year, falling to 2.0% by the fifth year. |
Don’t model inbound freight as flat rent-like spend. |
| Packaging Supplies |
Variable |
Use 1.5% of revenue in the first year, falling to 1.0% by the fifth year. |
Don’t leave mailers and bags out of margin. |
| Marketing & Promotion |
Variable |
Use 8.0% of revenue in the first year, easing to 6.0% by the fifth year. |
Don’t assume promotion spend stays flat while sales grow. |
| Payment Processing Fees |
Variable |
Use 2.5% of revenue in the first year, falling to 2.0% by the fifth year. |
Don’t forget card fees when calculating contribution margin. |
| Utilities |
Semi-fixed |
Use the $600/month base amount unless hours, space, or equipment materially change. |
Don’t assume utilities fall when sales dip. |