The Unified Ordering Model (UOM) describes a complete set of system documentation using an end-to-end structured methodology. The scope of UOM encompasses business requirements, analysis, design and implementation. Logically, these components are defined within the UOM in four volumes. Volume I provides an explanation of the business requirements and a high-level conceptual overview of the solution. It also includes the Business Process Definition, Business Validation Rules, Scenarios and Activity Diagrams. Release of UOM-ASR Volume I, Version 45 is anticipated for September 2024.