PRODUCT
Duplicate Engine Service Numbers refers to the count or percentage of service requests or tickets that are identified as duplicates within a given timeframe. This metric measures the extent to which multiple service records are created for identical or highly similar customer concerns, highlighting inefficiencies in service request management and potential discrepancies in data accuracy.
Duplicate ESN helps a business keep a tract of engine numbers which were repeated during a service request process
COUNT(ESN)-COUNT(DISTINCT ESN)