It’s Friday afternoon. Your crew just wrapped up another big project $400,000 in revenue, $75,000 profit on paper. But your checking account is nearly empty. Payroll hits Monday, and the numbers just don’t add up. If that sounds familiar, you’re not alone. Over 80% of construction business failures are caused by cash flow problems, not lack of work. The culprit usually traces back to the same root: inaccurate estimating . An accurate construction estimate is more than a price