KPIs

Meta ad fatigue shows in frequency, CTR and CPM weeks before ROAS drops. See the order the numbers move, how to confirm it in Shopify, and what to do first.

The contribution margin formula is net sales minus COGS, shipping, fees and returns. See CM1, CM2 and CM3 on a $60 order and how CM2 sets break-even ROAS.

Find out why your Shopify sales dropped by checking sessions, conversion rate and AOV in order, with a worked example of a 17% weekly drop traced to its cause.

The exact spec for an auto-generated weekly store report: the 12 numbers, the comparisons, the alerts, and how to read the whole thing in 5 minutes.

Markup and margin measure the same profit but divide by different bases. Get both formulas, a two-way conversion table, and the pricing mistake to avoid.

A paste-ready library of 30 questions to ask your Shopify data, grouped by profit, ads, retention, inventory, and customers, each with why it matters.

Classify SKUs by revenue with ABC analysis so you stop managing every product equally. Worked 10-SKU example, class cutoffs, and a stocking policy per class.

Dead stock costs more to hold than to discount. Flag non-movers with aging and sell-through, run the carrying-cost math, and clear them with a markdown ladder.

Most D2C cash is buried in the stockroom. Follow the metric chain from sell-through to reorder points to cash conversion, plus where AI forecasting helps.