The document provides information on common approaches, toolsets, and the Wide Area Workflow (WAWF) system for implementing Unique Item Identification (IUID) requirements. It discusses leveraging existing toolsets and guidance to avoid redundant efforts. It provides links to major IUID resources and implementation best practices such as advanced planning, streamlining methods to reduce costs, keeping supplier flow-down simple, and utilizing opportunities to phase in IUID insertion. Examples of companies' IUID implementation journeys highlighting benefits of standardized marking and machine readable information are also included.