Inventory & Demand Planning, in Plain English

Z × σd × √L, with service-level presets and a worked example.

(daily demand × lead time) + safety stock — your order trigger.

Paste actuals vs forecast, get MAPE, WAPE, and bias.

The end-to-end process: forecast, sense, plan inventory, and price — and how AI changes each step.

How real-time signals — order velocity, competitor moves, trend breaks — correct a forecast in hours instead of weeks.

How much to order when you hit the reorder point — the formula that balances ordering vs holding costs.

The ratio that tells you how hard your inventory is working, what's healthy for ecommerce, and how to raise it.

The monthly alignment process enterprises run — and what an AI-agent version of it looks like.