| Lead UI/UX Designer salary |
Fixed |
Include the $120,000 annual salary in monthly overhead based on the full-time staffing plan. |
Treating core salary like project COGS. |
| Senior UX Researcher salary |
Fixed |
Include salary by FTE plan, starting at 0.5 FTE in the first year and rising with staffing. |
Ignoring part-time FTE payroll in overhead. |
| Office Rent |
Fixed |
Use $2,500 per month from Month 1 through Month 60 in the overhead base. |
Burying lease commitments below break-even. |
| Core Software Subscriptions |
Fixed |
Use $800 per month as recurring operating overhead, separate from project-specific tools. |
Double-counting software in both fixed and project costs. |
| Contractor Fees (Billable Work) |
Variable |
Apply 10% of first-year revenue because the spend ties directly to billable work. |
Budgeting contractors as flat overhead. |
| Project-Specific Software Licenses |
Variable |
Apply 3% of first-year revenue when licenses are tied to client projects. |
Mixing project licenses with core subscriptions. |
| Sales Commissions & Referral Fees |
Variable |
Apply 6% of first-year revenue and track it against closed work. |
Recording commissions when leads arrive instead of when work closes. |
| Annual Marketing Budget |
Semi-fixed |
Model the first-year $15,000 plan as about $1,250 per month if spread evenly. |
Treating planned launch spend as optional after Month 1. |