Contract Partner Contract Account Posting Payments Dunning Interest Returns Security Deposits and Write-offs, FI-GL integration revenue posting and reconciliation, SAP ECC to S 4HANA migration conversion, Preparing Functional Specifications WRICEF, S 4HANA FICA features and CDS views, Requirements gathering fit-gap analysis testing cutover Go-Live and Hypercare, LTMC Migrate Your Data LSMW and BAPIs for data migration, Working with ABAP teams, SAP FICA implementation and configuration, Business Partner conversion and FICA master data open-item migration