Operational Log Work Order History Resolve Structure Mismatches Resolve Structure Mismatches, variant MRO Structure Mismatch Log History Perform Maintenance Engineering Historical Data Qualify Requirements Maintain Serial Structure Rejected Requests Structure Mismatch Log Structure Mismatch Log Serial Structure Template VIM Serial Structure Prioritize Requirements Prioritize Requirements Change Order Postponed Requests Change Request Maintenanace Program Structure Mismatch Log Structure Mismatch Log VIM Serial Structure Perform Reliability Analysis