??? ? ?????? ????? ????? essential ????? ????? ????????? . ??? ??? ??? ??????? ???? ???? ?????? ???? in good condition ? ?? ????? ?? ??????? . Maintenance of Luggage includes Cleaning luggage { ????? ?? ??? ?? the bags { ??? wheels ????? ????? ???? ??? ?????? also ????? ??? ??????? ?? ???? proper maintenance of luggage ???? ?????