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Notes on building accounting and ERP systems — what I learned, what it cost, and what I would do differently.

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Showing Engineering Notes tagged Inventory Clear

A rising bar chart with a moving-average line, one orange bar slid in behind the others.

Engineering Notes Aug 3, 2026

Weighted average costing, and the day it disagrees with you

Moving-average cost is simple until a backdated receipt lands behind an issuance. Here is what standard ERPs do about it, and what that means for your stock card.