This paper provides an overview of points to consider and good practices relating to the most challenging areas identified following an industry benchmark on the serialization of sellable units. The purpose of this benchmark was to identify common industry challenges with serialization and to broaden the knowledge of good practice, industry capabilities and to identify the quickest route to implementation and compliance with global serialization requirements. The paper also seeks to encourage dialogue between industry, regulatory agencies, and track and trace system providers, by adding the unique perspective of secondary packaging customer, summarized after several years of using such serialization systems