The Stockroom blog
Notes on buying, receiving and counting stock
Written for merchants who manage their own inventory. Each guide takes one job, a reorder point, a landed cost, a stocktake, and shows how to do it without an ERP.
LatestA partial delivery arrived. Here is what to do with the restShort shipments, over-shipments and boxes you never ordered. How to receive what came, what stays incoming in Shopify, and when to close a PO short.
All posts10 guides
- PurchasingA partial delivery arrived. Here is what to do with the restShort shipments, over-shipments and boxes you never ordered. How to receive what came, what stays incoming in Shopify, and when to close a PO short.
- InventoryHow to count stock without closing the storeThe once-a-year stocktake is the worst way to count. How cycle counts work, why blind counts are more accurate, and how to count with phones while you trade.
- PurchasingPurchase orders on Shopify, explainedWhat a purchase order is for, the five states it moves through, what each one changes in your Shopify inventory, and where the cost of the goods ends up.
- InventoryLot tracking on Shopify: batches, expiry dates and recalls without an ERPShopify has no batch field. If you sell anything with a use-by date, here is what a lot is, why first-expiry-first matters, and what a recall needs.
- ManufacturingBills of materials on Shopify, without the ERPIf you make what you sell, Shopify only counts the finished item and the parts live in a spreadsheet. What a BOM fixes, and what you do not need an ERP for.
- MarginsWhich products actually make you money? Your margin report knowsYour best-seller list and your most-profitable list are different lists. How to read a margin report: cost basis, loss-makers and GMROI.
- NetworkYour supplier is probably on Shopify too. So why are you emailing them a PDF?The typical purchase order gets re-typed at least twice. How connected purchasing removes the re-keying for buyers and suppliers, and what it never shares.
- CostingLanded cost, explained: what your products really cost youFreight, duties and fees can add 10-30% to what a unit costs. How landed cost works, how to allocate it fairly, and why your margins are wrong without it.
- MigrationMigrating from Stocky: the complete guideStocky shut down on September 1, 2026. How to request your Stocky data export, what Stockroom imports from it, and how to be fully set up in under an hour.
- ReorderingReorder points from your real sales (no crystal ball required)How reorder points work, why out-of-stock days drag down a naive average, and how to set levels you can explain from sales data you already have.
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