Pool Cleaning & Maintenance input evidence register
43 numeric input paths with their assumptions, calculation bases and cited sources.
Case updated September 13, 2026. This technical appendix accompanies the complete case methodology and source register.
Dataset use notice: no Creative Commons license or DOI is asserted. Referenced material remains subject to its publisher’s terms.
A linked reference can support scope without confirming an exact forecast. Assumption entries identify values that still require local validation. Each field path identifies an input in the common business record.
- Model assumption
Authored two-route opening allocation. Current test-kit and software prices plus licensing and chemical-safety sources inform category selection but do not verify vehicle, storage, insurance or reserve amounts. The low and high cases describe different launch formats.
capital.total · capital.low · capital.high · capital.items.0.amount · capital.items.1.amount · capital.items.2.amount · capital.items.3.amount · capital.items.4.amount · capital.items.5.amount
- Model assumption
Authored active-account path. Year three is 140 accounts × $210 per month × 12. Vendor menus bracket recurring service formats but do not establish this route's fee, account count or retention.
forecast.years.0.revenue · forecast.years.1.revenue · forecast.years.2.revenue · forecast.years.3.revenue · forecast.years.4.revenue
- Model assumption
Authored 18% sales-linked share for chemicals, route fuel, payment fees and service supplies. Replace it with purchases, miles, callbacks and fees by cohort.
forecast.years.0.costOfSales · forecast.years.1.costOfSales · forecast.years.2.costOfSales · forecast.years.3.costOfSales · forecast.years.4.costOfSales
- Model assumption
Authored paid working-owner and technician schedule with employer-cost allowance. National occupation pay and federal payroll-tax components are context only.
forecast.years.0.payroll · forecast.years.1.payroll · forecast.years.2.payroll · forecast.years.3.payroll · forecast.years.4.payroll
- Model assumption
Authored annual vehicle, storage, insurance, software, marketing and administration schedule. It is not a local quote or cash-flow forecast.
forecast.years.0.occupancyAndOther · forecast.years.1.occupancyAndOther · forecast.years.2.occupancyAndOther · forecast.years.3.occupancyAndOther · forecast.years.4.occupancyAndOther
- Model assumption
Authored operating bridge. $210 monthly × 12 ÷ 52 = $48.461538 per weekly visit equivalent; 28 visits/day × 5 days × 52 weeks reconciles to about $352,800. Contribution, density and ramp remain assumptions.
unitEconomics.driver.model · unitEconomics.driver.low · unitEconomics.driver.high · unitEconomics.volume.model · unitEconomics.volume.low · unitEconomics.volume.high · unitEconomics.daysPerWeek.model · unitEconomics.daysPerWeek.low · unitEconomics.daysPerWeek.high · unitEconomics.fixedCostsMonthly · unitEconomics.contributionMargin · unitEconomics.ramp.startShare · unitEconomics.ramp.stepPerMonth · unitEconomics.ramp.horizonMonths