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 Europe (-) Latin America North America Asia Pacific Country Brazil Colombia Benefits (-) Data quality Operational efficiency Regulatory compliance Sustainability Safety Traceability Transparency Standards GTIN GLN 1D barcodes Services Verified by GS1 GDSN Type of organisation Retailer Government Small & Medium Enterprises (-) Data quality (-) Consumer packaged goods (CPG) (-) Public sector (-) Latin America Clear all filters Showing 2 results Public sector Brazil’s Tax Administration knows the importance of valid product identification Using Verified by GS1 to authenticate the GS1 GTINs used to identify products on e-invoices, SEFAZ h... Global Data Synchronisation improves sales and efficiency in the retail industry