Resources

Getting the Most from These Materials

Reference documents are most useful when they are read in the right order and matched to a specific question. If you are starting an EDI and barcoding project from scratch, begin with the broader white papers to understand how electronic documents and physical labels work together, then move to specification sheets once you know which transactions and label formats your trading partners expect.

Core concepts worth understanding first

• Transaction sets: In North America, most retail and manufacturing partners exchange ANSI X12 documents such as the 850 purchase order, the 856 advance ship notice and the 810 invoice. Knowing which ones a partner requires shapes the entire integration.
• GS1 identifiers: UPC and GTIN numbers identify products, while the SSCC on a GS1-128 shipping label identifies an individual carton or pallet. The SSCC printed on the label must match the one sent in the 856, or the receiving system cannot reconcile the shipment.
• Partner guidelines: Large retailers and distributors publish their own implementation guides. These layer specific rules, such as required segments, label placement and delivery windows, on top of the general standards.

Common compliance pitfalls

Many chargebacks come from small, preventable issues: labels printed at too low a resolution to scan, ship notices sent after the truck arrives, or carton counts that differ from the electronic record. Compliance guides are most valuable when used as checklists during testing, before live orders begin, rather than after a penalty appears.

Using resources alongside your team

Share the relevant specification sheets with warehouse, IT and customer service staff so everyone works from the same definitions. Keep a copy of each partner's current guideline on file, since requirements are revised periodically. For an overview of how these pieces fit into a full project, see our solutions page, and if a document raises questions specific to your setup, our support desk is the best next step.