SKUWorks Guides
Practical guides and best practices for product ops: barcodes, labels, design files, and purchase orders.
Featured guides
Which Barcode Should I Use?
EAN-13 vs UPC-A vs ITF-14 vs GS1-128: choose the right barcode for retail units, cartons, or logistics.
Read guideCarton Barcodes: ITF-14 vs GS1-128 (and When SSCC Matters)
ITF-14 vs GS1-128 for cartons: when to use each, what SSCC is, and common mistakes that cause rejected deliveries.
Read guideBarcode Size Guide
Safe print sizes for EAN-13, UPC-A, Code 128, ITF-14, GS1-128, and QR codes. Quiet zones and troubleshooting.
Read guidePurchase Order Basics
What should be on every PO, common mistakes to avoid, and how to treat POs as structured data for smoother production and fewer disputes.
Read guideGTINs Explained
GTIN-12, GTIN-13, GTIN-14: when each is used. GS1 standards, official barcodes, and global best practice.
Read guideGS1-128 vs Code 128: What's the Difference?
Code 128 vs GS1-128: when to use each, key differences, Application Identifiers, and practical examples for cartons, pallets, and internal workflows.
Read guideLatest posts
Is Your Brand Operationally Ready for Wholesale Growth?
Wholesale growth often breaks down in operations, not sales. Here’s how to assess whether your product data, SKUs, purchase orders, packaging files, labels, and internal ownership are ready to support clean wholesale execution.
Read moreWhy Messy SKU Data Slows Retail Growth
Messy SKU data creates delays across wholesale onboarding, 3PL setup, supplier communication, reporting, and replenishment. Here's what it looks like, where it causes drag, and how to clean it up without rebuilding everything.
Read moreWhy Purchase Orders Fail Even When the Numbers Are Right
A purchase order can be financially correct and still fail in production, packaging, labelling, or delivery. Here are the hidden operational errors product brands should check before sending a PO to a supplier.
Read moreRetailer Onboarding Checklist for Supplier Readiness
A practical checklist for brands preparing to onboard with larger retailers, covering product data, carton specs, labels, compliance documents, EDI, and internal ownership.
Read moreArtwork File Naming Convention for Packaging and Print Workflows
A practical artwork file naming convention for packaging teams, with examples for labels, cartons, dielines, proofs, and supplier-ready files.
Read moreProduct Master Data Sheet: Fields Every Brand Should Include
A practical guide to the product master data sheet fields brands need for SKU setup, supplier ordering, packaging handoff, barcode control, carton hierarchy, wholesale setup, and 3PL onboarding.
Read moreHow to Avoid Sending the Wrong Artwork Version to a Supplier
Artwork version mistakes usually come from weak file control, not bad design. Here’s a practical process to separate drafts from released files, standardise naming, log revisions, and send supplier-ready artwork without costly reprints.
Read moreSupplier Production Approval Checklist
Use this practical supplier production approval checklist to confirm specs, packaging, labels, quantities, timelines, and sign-off before a factory starts manufacturing.
Read moreHow to Hand Off Packaging Files to Suppliers Without Version Chaos
A practical workflow for handing off packaging files to suppliers without version confusion, outdated artwork, or expensive print mistakes.
Read moreProduct Data Fields Wholesale Brands Should Have Ready Before Buyers Ask
A practical guide to the minimum product data fields wholesale brands should have ready for buyer setup, distributor onboarding, and 3PL operations.
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