You’re answerable for your campaign’s day-to-day or life span spending budget and can start out, end, or change your advertisements Anytime.?? ????? ????? ??? ????????? & ??????????? ??? ???????????????????? ?? ???? ????? ????????? ????????? ??? ??? ???????? ????????? ???????? ????? ??????????? ???.????????? ??????? ??? ?? ??????? ????? ??? ??