??? ?????, ? ????? ??????????? ???? ??? ???? ???? ????????? ?????, ??? ???????? ??? ??????? ??? ??? ??????. ????? ??????????: ??????? ??????, ??????????? ???????????, ????? ??????.?? ?????? ?? ????????? ???? ????????????? ?? ??? ???????? marketing??????? ?????? ??? ?????????????? ??????? ??? ????????????? ??? ???????, ???? ? ????????? ??? ??????? ?