Per-day promo rollup. `total_discount` is the realised markdown — NOT incremental revenue lift (no counterfactual baseline). `net_order_amount` is gross minus discount, floored at 0. Pair with the `revenue` metric on a matched control window to estimate true lift.
- highTreating `total_discount` as revenue lost
Discount is the markdown applied; whether the order would have happened without it is a counterfactual question. For incrementality, compare `revenue` between matched windows with and without the promo.
- mediumMixing `redemptions` with `redemptions_revenue_orders`
`redemptions` counts all applied promos (including cancelled/refunded orders); `redemptions_revenue_orders` filters to revenue-eligible. The headline rate depends on which denominator you pair with.
- “Top 5 promo codes by redemptions last month.”
- “Discount cost by discount type this quarter.”
- revenue
`net_order_amount` ties back to `revenue` over the same window.
- customer_health
Promo redeemers often differ in retention curve.