Case studies Welcome to the central library for all GS1 case studies. Use search or filters to discover case studies related to specific topics such as benefit, industry, service, standard or location. Search Industry Retail Consumer packaged goods (CPG) Apparel (-) Fresh foods (-) General merchandise Marketplaces Healthcare Transport & Logistics Technical Industries Foodservice Public sector Region Latin America Asia Pacific North America Europe Middle East and Africa Country Australia Peru Benefits (-) Data quality Inventory management Operational efficiency (-) Sustainability Safety Traceability Transparency Standards GTIN GLN SSCC 1D barcodes 2D barcodes GPC GS1 Digital Link (-) RFID Services Verified by GS1 GDSN Type of organisation Retailer Logistics provider (-) Data quality (-) Sustainability (-) RFID (-) Fresh foods (-) General merchandise Clear all filters Showing 3 results Electronic messaging increases efficiency METRO GROUP: Visibility from Catch to Customer EPC/RFID brings visibility and better quality data