Method: RETRIEVE_COMM_USAGE
Method: MODIFY_COMM_USAGE
Method: CHECK_COMM_DATA
Method: CONVERT_FROM_BAPIADDR3
Method: MODIFY_DATA_FLGDEFAULT_TD
Method: UPDATE_VALIDITY
Method: GET_CHECKED_ADDRESS_KEY
Method: READ_DATA_COMM
Method: READ_DATA_PRFCOMM
Method: GET_INITIAL_VALUES
Method: FIND_NEW_USAGE_OWNER
Method: UPDATE_DEFAULT_VALIDITY
Method: FILL_BUFFER_FROM_LINE
Method: GET_TIMESTAMP
Method: ADJUST_VALIDITY_IN_TABLE
Method: DECODE_USAGE_KEY
Method: IS_USAGE_KEY
Method: ENCODE_USAGE_KEY
Method: CHECK_INITIAL_TIMESTMP
Method: GET_BP_FROM_IDOC