Method: GET_DATA_ASSIGNMENT
Method: EXECUTE
Method: CONTACT_PERSON_USAGE
Method: IF_EX_ERP_ISA_GEN_DOC_SEL~PERFORM_SELECTION
Method: GET_PARTNER
Method: GET_PARTNER4SOLDTO
Method: QUERY_BP_CUSFCN
Method: MAP_PARTNER_FUNCTIONS_CRM_IN
Method: BILLING_INTERFACE_PREPARE