Maria Chen
Trade Business Analyst
Former HVAC tech, now consults small trade shops on pricing and margins. Reads every BLS release, knows the gross-margin spreads cold. Writes about the numbers most owner-operators avoid.
Your Job Costing Is Built on Guesses — Not Last Year's Jobs
If you're estimating from memory instead of recorded actuals, every bid you write is compounding the same error. Here's how to fix it.
Your Flat-Rate Price Book Is Out of Date — And You Don't Know It
That flat-rate book felt like a system. But if you haven't rebuilt it since material costs spiked, you're just losing money with more confidence.
Your Gross Margin Is Wrong — You're Miscategorizing Costs
If your COGS line mixes overhead with job costs, your gross margin is meaningless. Here's what belongs where — and why it changes everything.
Your Price Increase Didn't Fix Your Margins — Here's Why
Raising prices feels like the answer, but if your cost structure is broken, you're just losing money on bigger jobs. Here's what actually fixes margins.
Your Time Estimates Are Optimistic — And Everything Else Is Wrong
If your job cost numbers are off, bad time estimates are probably the root cause. Here's how to audit and fix them before they cost you more jobs.
Your Break-Even Number Changes Every Month — Does Yours?
A single annual break-even figure is costing you money every peak season. Here's how to calculate a dynamic break-even that actually reflects your capacity.
Your Material Markup Isn't a Strategy — It's a Guess
A flat markup on materials feels like discipline. It isn't. Here's the number you should actually be protecting on every job.
Your Overhead Allocation Is Wrong — And It Costs You Every Job
Spreading overhead evenly across jobs feels logical. It's not. Here's how the math is silently miscosting your most profitable work.
Revenue Per Truck Is a PE Metric — Stop Using It
Most small shops track revenue per truck because PE firms do. That metric was built for acquisitions, not operations. Here's what to track instead.
Your Labor Burden Rate Is Wrong — and Every Job Pays for It
Most trade shops undercount labor burden by 15+ points. Here's what's actually in the number and how to fix it before your next estimate.
Your P&L Says You're Profitable — So Why Is Cash Gone?
Accrual accounting makes your shop look profitable while your bank runs dry. Here's how to read the gap before it wrecks your payroll.
Your Service Agreements Are Priced on Hope, Not Data
Maintenance contracts feel like stable revenue — until you run the actual numbers. Here's why most service agreements are quietly losing money.
Your Job Costing Is Off Because Your Estimates Were Wrong
If your actual job costs never match your estimates, the problem isn't your techs — it's your pricing model. Here's how to fix the loop.
You're Pricing From Break-Even — That's Why You're Broke
Pricing to cover costs isn't a strategy — it's a trap. Here's how to build your price from target income down, not break-even up.
Your Gross Margin % Looks Fine — Your Dollars Are Falling
A steady gross margin percentage can hide a collapsing business. Here's why your job mix is the number you should actually be watching.
Your Effective Labor Rate Is Lying to You — Here's Why
The hourly rate you price from and the rate you actually earn are almost never the same. Here's how to find the gap and fix it.
Your Cost Per Lead Is a Lie Without This One Filter
Blended cost-per-lead is hiding which marketing channels are actually profitable. Here's the breakdown small shops need to stop wasting ad spend.
Your Accountant Isn't Catching Your Margin Bleed
Your books look fine. Your accountant says you're profitable. But if COGS is miscategorized, your real margins are invisible — here's what to fix.
Your Overhead Rate Is Calculated Backwards
If you built your overhead rate from revenue, you built it wrong. Here's how to calculate it correctly — and why it matters every time you price a job.
Your Labor Burden Is Wrong and It's Wrecking Your Margins
You're charging for labor but missing half its true cost. Here's the burden rate math your bookkeeper isn't doing — and why it's draining your profit.
The One Number PE Firms Track That You're Ignoring
Revenue per tech per day reveals what gross revenue hides. Here's how to calculate it and what it will tell you about your shop.
Your Flat-Rate Book Is Built on Someone Else's Numbers
That flat-rate pricing app feels like a fix — but if you haven't audited its built-in assumptions, you're pricing off another shop's costs, not yours.
Your Install Jobs Pay Less Per Hour Than You Think
Divide your last 5 install totals by real hours including drive, permits, and callbacks. The number is probably ugly. Here's how to fix it.
Your Replacement Jobs Have Worse Margins Than You Think
Big ticket doesn't mean big margin. Here's why replacement work is quietly your lowest-margin job type — and how to fix the math.
Your Break-Even Number Is Wrong (And It's Killing Your Prices)
If you're pricing jobs off last year's overhead, your break-even is already wrong. Here's how to calculate the real number before you quote another job.
Your P&L Shows Profit. So Why Is Your Account Empty?
If your books show profit but your bank account is always tight, your P&L isn't lying — it's just not built for running a business. Here's what's missing.
You're Not Bad at Estimating. You're Bad at Closing the Loop.
Most trade shops lose money on jobs they thought were profitable. The fix isn't better quoting — it's a 10-minute post-job review you're skipping.
Your Gross Margin Is Lying to You Without Job Costing
Your P&L shows profit but your account is empty. Job costing reveals which service lines are bleeding you dry — and most owners are afraid to look.
Cost Per Lead Is a Vanity Metric. Track This Instead.
Your Google Ads dashboard shows cheap leads. Your bank account disagrees. Here's the marketing math small shops actually need to run.
Why Your Overhead Allocation Is Lying to Your P&L
If you split overhead evenly across jobs, you're flying blind. Here's how to allocate correctly — and which jobs are quietly losing money.
Your Labor Burden Rate Is Wrong — Reprice Before You Hire
Hiring your next tech will break your pricing unless you recalculate labor burden first. Here's the math most trade owners skip.
Markup vs. Margin: Why Your Pricing Math Is Wrong
You priced at '40% margin' but you're broke. The markup vs. margin confusion is costing small shops thousands. Here's the one formula that fixes it.
Your Flat-Rate Price Book Is Wrong (Here's How to Fix It)
Pre-built flat-rate pricing uses averages that don't match your costs. Here's how to audit yours and rebuild it from real numbers before it bankrupts you.