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Notes on the finance function.

Practical writing for leadership teams: what a working finance function looks like, and how to build one.

Margin · 14 September 2026 · 3 min read

Rayhaan Moughal

Your gross margin is probably wrong

Most businesses of a few hundred people report a gross margin nobody has examined in years. Where you draw the line decides what you sell, what you charge, and which customers you keep.