| Current-state assessment | Documents systems, flows, quality issues, ownership and constraints. | Data leaders, technology, operations, procurement | Evidence sources and limitations are recorded. |
| Product data model | Defines entities, identifiers, attributes, relationships and lifecycle states. | Architecture, PIM or MDM teams, merchandising | Business and technical stakeholders validate definitions. |
| Taxonomy and attribute dictionary | Creates consistent categories, terms, data types, allowed values and requirements. | Category teams, ecommerce, suppliers, analytics | Coverage is tested against representative products. |
| Data-quality rulebook | Specifies completeness, validity, conformity, uniqueness and timeliness controls. | Data stewards, operations, assurance | Thresholds, exceptions and owners are agreed. |
| Cleansed or enriched dataset | Prepares records for migration, publishing or operational use. | Platform teams, channel operations | Reconciliation, sampling and exception handling are completed. |
| Governance and workflow design | Defines decision rights, roles, approvals, service levels and escalation. | Business owners, data office, operations | Accountability and system permissions align. |
| Implementation backlog | Prioritises data, process, platform and integration work. | Programme and delivery teams | Dependencies, risks and acceptance criteria are visible. |
| Operating handbook | Supports ongoing onboarding, maintenance, monitoring and issue management. | Stewards, managed-service teams, support | Procedures are tested through real scenarios. |