?? ??????????? ??? ?????????? ???? ?? ???? ?? ???????????? ???? ??? ?????? ??? ???????? ????? ?????????, ?????????? ?????????, ?????????? ?????????, ????? ??? ???????? ?????????.?? ??? ????? ?????? ??? ????????? ???????????? ??????????? ??? ??????, ?? ????????? ??????? ?? ?? ???????????? ?? ???? ??????? ???????.Email marketing can serve as a corner