Live demo — Launchstock · Cashflow Command Centre — the worked example running the spreadsheet's exact formulas. Drag the collection rates and watch the quarter change. The download is the real workbook + Sheets template.
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Cashflow Command Centre
13-week rolling forecast · worked example: a $42k studio with an amber quarter
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Settings — drag to stress-test

Your cleared bank balance today (B3)
Share of expected invoices that usually lands (B6)
A slow quarter (B7) — the flags read this line
Your amber alert level (B8)

Monday summary

Closing this week (base)
Weeks till worst case < $0
Weeks till buffer breached
Lowest worst-case balance

Reading it: costs never change between scenarios — only the share of expected invoices that lands. The flag row reads the worst case on purpose: if the floor clears, everything above it clears. In the download, every one of these numbers is a live spreadsheet formula you can audit.