| Relationship name | Relationship type | Parent entity | Child entity | Card. |
| Contract Equipment | Informative | CONTRACT | CUST_EQUIPMENT | 1:N |
| Contract Notes | Informative | CONTRACT | CONTRACT_NOTES | 1:N |
| Contract Tax | Identifying | CONTRACT | CONTRACT_TAX | 1:N |
| Cust Equip Notes | Informative | CUST_EQUIPMENT | CUST_EQUIPMENT_NOTES | 1:N |
| Equipment Meters | Informative | CUST_EQUIPMENT | CUST_EQUIPMENT_METERS | 1:N |
| History Contract Equipment | Identifying | HISTORY_CONTRACT | HISTORY_CUST_EQUIPMENT | 1:N |
| History Contract Notes | Identifying | HISTORY_CONTRACT | HISTORY_CONTRACT_NOTES | 1:N |
| History Contract Tax | Identifying | HISTORY_CONTRACT | HISTORY_CONTRACT_TAX | 1:N |
| History WO Labor Notes | Identifying | HISTORY_WO_LABOR | HISTORY_WO_LABOR_NOTES | 1:N |
| History WO Parts Serials | Informative | HISTORY_WO_PARTS | HISTORY_WO_PARTS_SERIALS | 1:N |
| History WO Task Addl Chg | Identifying | HISTORY_WO_TASK | HISTORY_WO_ADDL_CHG | 1:N |
| History WO Task Labor | Identifying | HISTORY_WO_TASK | HISTORY_WO_LABOR | 1:N |
| History WO Task Notes | Identifying | HISTORY_WO_TASK | HISTORY_WO_TASK_NOTES | 1:N |
| History WO Task Parts | Identifying | HISTORY_WO_TASK | HISTORY_WO_PARTS | 1:N |
| History Work Order Task | Informative | HISTORY_WORK_ORDER | HISTORY_WO_TASK | 1:N |
| Model Notes | Informative | EQP_MODEL | SETUP_NOTES | 1:N |
| PJ Labor Notes | Informative | PREDEF_JOB_LABOR | PREDEF_JOB_LABOR_NOTES | 1:N |
| PJ Task Addl Chg | Identifying | PREDEF_JOB_TASK | PREDEF_JOB_ADDL_CHG | 1:N |
| PJ Task Labor | Identifying | PREDEF_JOB_TASK | PREDEF_JOB_LABOR | 1:N |
| PJ Task Notes | Informative | PREDEF_JOB_TASK | PREDEF_JOB_TASK_NOTES | 1:N |
| PJ Task Parts | Identifying | PREDEF_JOB_TASK | PREDEF_JOB_PARTS | 1:N |
| Predef Job Notes | Informative | PREDEF_JOB | PREDEF_JOB_NOTES | 1:N |
| Predef Job Task | Informative | PREDEF_JOB | PREDEF_JOB_TASK | 1:N |
| Svc Address Notes | Informative | SVC_ADDRESS | SVC_ADDRESS_NOTES | 1:N |
| Tech notes | Informative | SVC_TECH | SETUP_NOTES | 1:N |
| WO Task | Informative | WORK_ORDER | WO_TASK | 1:N |
| WO History Notes | Identifying | HISTORY_WORK_ORDER | HISTORY_WO_NOTES | 1:N |
| WO History Payment | Identifying | HISTORY_WORK_ORDER | HISTORY_WO_PMNT | 1:N |
| WO History Tax | Identifying | HISTORY_WORK_ORDER | HISTORY_WO_TAX | 1:N |
| WO Labor Notes | Informative | WO_LABOR | WO_LABOR_NOTES | 1:N |
| WO Notes | Informative | WORK_ORDER | WO_NOTES | 1:N |
| WO Parts Serials | Informative | WO_PARTS | WO_PARTS_SERIALS | 1:N |
| WO Payment | Informative | WORK_ORDER | WO_PMNT | 1:N |
| WO Task Addl Chg | Identifying | WO_TASK | WO_ADDL_CHG | 1:N |
| WO Task Labor | Identifying | WO_TASK | WO_LABOR | 1:N |
| WO Task Notes | Informative | WO_TASK | WO_TASK_NOTES | 1:N |
| WO Task Parts | Identifying | WO_TASK | WO_PARTS | 1:N |
| WO Tax | Identifying | WORK_ORDER | WO_TAX | 1:N |