The 1P-to-3P margin math nobody shows you.
A working spreadsheet and the 18 line-items that decide whether Vendor-to-Seller recovers 8 points of margin — or costs you 4.
Every piece here was written by a partner or senior operator, published once, edited by another. If you want the full argument, the spreadsheet, the benchmarks — it’s free below.
A working spreadsheet and the 18 line-items that decide whether Vendor-to-Seller recovers 8 points of margin — or costs you 4.
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Chewy’s ad auction in 2026 clears at 38% lower CPCs than Amazon for equivalent intent, …
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Knife and cutlery query intent on Amazon rerouted hard in Q1 2026. Here is the 2026…
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Selling supplements on Amazon in 2026 is a three-track parallel job, registration, claims, and inventory.…
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2026 FBA fee changes cost the median 7-figure brand $87,400 in annualized margin. We modeled 47…
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The content Clearsight puts out is the most honest, practical marketplace education I’ve found. They write like people who actually run accounts — not like people trying to sell a course.