Practical, plain-spoken guides for contractors who estimate their own jobs. No fluff — just the scope checklists, takeoff methods, markup math, and line-item structures that keep bids accurate and profitable. Written for US remodelers, small GCs, and trade contractors.
Last updated: August 2026
The full process for pricing a kitchen job: scope checklist, measuring and takeoff, line-item costs by trade, typical US price ranges, markup, contingency, and the mistakes that eat your margin.
Read the guide → BathroomsSmall rooms, big risk. How to price waterproofing, tile labor, and plumbing relocations correctly — plus typical cost ranges, a sample line-item breakdown, and contingency that actually covers surprises.
Read the guide → FundamentalsThe 8-step process pros use on every job: scope, site visit, quantity takeoff, pricing, sub quotes, overhead and profit, contingency, and a presentation that wins the work and protects you contractually.
Read the guide → Estimating mathAdd 20% to your costs and you keep 16.7% — not 20%. The two formulas, conversion tables both ways, where overhead actually fits, and a worked $70,000 example where the flat-20% habit leaves $5,444 on one kitchen.
Read the guide → ContractsThe nine things a defensible change order contains, the three California law requires, why the schedule-impact line is the one that saves you, and how to get a signature before the work happens.
Read the guide → Getting paidIn California the cap is $1,000 or 10% — whichever is less, which surprises most contractors. Confirmed limits for six states, the bond exemption, and how to run a job on a small deposit.
Read the guide → Cash flowA worked eight-draw schedule for a $60,000 kitchen with your cash position at every stage — against the same job on three draws, $21,800 underwater at its worst. Plus the two contract phrases that strand your final payment.
Read the guide →Most small contractors learned to estimate on the job — usually the hard way, one underpriced project at a time. These guides collect the fundamentals in one place so you can sanity-check your numbers, tighten your process, and hand clients estimates that look as professional as your work. Everything here applies whether you build estimates in a spreadsheet, on paper, or in software.
If you're also weighing estimating tools, our software comparison pages put BuildCraft Pro side by side with the big platforms honestly, and the home page covers what the app does in two minutes.
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