Conceptual Estimate
Sales Revenue Ops Founder Executive Construction
The prompt
$18
Why this works
The accuracy range statement — explicitly noting ±20–30% — manages owner expectations from the first number they see, preventing the 'why did the estimate go up?' conversation at construction documents.
Risks & review
Risks: Cost per SF benchmarks vary significantly by market and timing. Control: Estimator adjusts benchmarks to current local market data before presenting to owner.