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Field notes from the trading day

Van sales operations, catch weight, offline-first engineering and everything we learn building iotoms.

Catch weight

What is catch weight, and why your margins are probably wrong without it

If you buy produce by the crate and sell it by the kilo, your PO quantity is a guess. Catch weight makes the scale reading — not the guess — your stock, your cost and your margin.

Aug 13, 2026 · 3 min read