Operator-level writing on net profit, COGS, shipping cost and ad measurement — without the ROAS theatre.
A product with no cost is not free to sell. If a Magento P&L marks profit Complete while historical lines still carry €0 COGS, the net is inflated. Known zero and missing cost are different facts.
The five most common ways Magento merchants understate cost of goods sold — and how each one quietly inflates net profit until refunds or ad spend expose it.
Bundle and configurable parents often sync with zero cost while child simples hold the real COGS. How that breaks Magento P&L — and how to fix coverage.
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