booferclaus Nº 13 · FREE INSTRUMENTUnit Economics Own the Excel + AI — $29
ƒxB2 = ARPU, per month
✓ fundable unit economics
LTV, base$2,000
LTV : CAC4.4×✓ ≥ 3× bar
CAC payback7.5 mo✓ ≤ 12 mo
Customer lifetime33 mo

When does a customer pay you back?

base optimistic pessimistic CAC line

The three scenarios, side by side

ScenarioARPUChurnCACLTVLTV:CACPayback
Take these numbers into the room.

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Own the Excel + AI — $29