?????? ??????? ?????????? ??????? ?? ??? ???????? ????? ???????????? ??? ?????????? ??? ??? ?????? chi?n?? ????? ??? ??? ????????????? target audience ???? ????? ???????? ????? ????? ?????? ???????? ???????????????? ?????????? ?????????????? wanna ????traffic? ???????????? ???? ????????????????? ??? ???? ! ???????????? promotion ?