https://help.sap.com/docs/SAP_AR_SERVICE_TECHNICIAN/ec580b9bbab04487857c5cc812759bdc?locale=en-US&state=PRODUCTION&version=PROD2017-08-15https://help.sap.com/docs/SAP_AR_SERVICE_TECHNICIAN/4ee1616345c44c48b1c7ff63ac56de67?locale=en-US&state=PRODUCTION&version=PROD2018-03-12https://help.sap.com/doc/d0ff7fa3a6244077bc26f0a37aebf33e/PROD/en-US/AdminGuide_ServiceTechnician_1.4.0.pdf2017-09-04