Clarify your viewers - Know who your audience is and Create personas to pin down their suffering points. Don’t try to focus on Every person!??? ??????? ?????????? ????? ??? ?????? ??? ?????????? ??? ??????. ????? ? “?????????????” ???? ?????? ?? ???? ???????????? ?????.?? ????? ??? ??? ???????? ?????? ???? ???? ???????????? ???????? ?? ??????