ocr: Organizational Business Grouping Entity Hierarchy Organizational Organizatonal Business Unit UMVCA Entity BE Organizational Unit/Product BE/CA Product Product/GA Feature Value Customer Account (CA) Product Hierarchy General CA Grouping Ledger FIGURE 4 This data model. entity-relationship It details diagram the shows relationships the first among level of business an enter- enti- prise ties, customer accounts, organization units, and general ledger.