Guides
Short explainers behind the calculators — markup vs margin and labor burden before you bid.
Markup vs Margin for Contractors - Same Job, Different Denominator
Why a 25% markup is not a 25% margin, how contractors mix them up on bids, and which JobCostBase calculators keep both numbers visible.
Labor Burden Before You Bid - Wage Is Not Job Cost
How payroll taxes, workers’ comp, and benefits load a crew hour, and how to fold burden into construction bids without double-counting overhead.