Mastering Project Profitability Through Accurate Material Tracking
21 October 2026 · 5 min read · By Heaney Accounting
Many tradies lose money not because they are slow, but because material costs creep up during a project and are never billed to the client.
The Hidden Leak in Your Margins
When you buy extra parts at the hardware store or pick up supplies on the fly, it is easy to forget to add those costs to the final invoice. Over a month, these small unbilled amounts can wipe out your entire profit margin.
- Create a dedicated folder for every project receipt immediately.
- Record all material costs against the job code in your accounting software.
- Review all unbilled expenses before sending any progress claim.
- Compare actual material spend against your initial quote estimate.
Pro Tip: If your actual material costs are consistently 10% higher than your quotes, you have a pricing problem, not a spending problem.
By tightening up how you record your purchases, you turn your business into a machine that accurately measures profit rather than guessing it.
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