One AI Automation for your finances. Every Saturday.

The CFO Lab is a weekly build journal. I'm a CFA charterholder who codes. I build financial automation workflows for real clients, then break down exactly how I did it, so you can too.

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Latest

Business line of credit: buy a summer hat in winter

Oct 17, 2026

Bill Ackman paid for protection when nobody wanted it. The small-business version is borrowing arranged in a good month, and one count you run every month.

Revenue per person: the hot dog that couldn't move

Oct 3, 2026

Revenue per person sits in a band your model sets. Three levers move it, and one of them fits your business this quarter.

Quality of revenue: same invoice, different asset

Sep 19, 2026

The revenue chart cannot tell you which line comes back on its own. Four columns and one yes-or-no mark can, and pen and paper is enough.

Cash conversion cycle: the one lever you own

Sep 13, 2026

Two of the three levers are structure you will never copy. The third is stock days. Pull your five figures this weekend.

The order you pay people in when you can't pay everyone

Sep 5, 2026

There is an order, and it ranks by what breaks first. Write yours down this weekend.