Terrible customers service

Hi.we were contacted by multi choice with regards to price lock.we accept and five days later we received the pvr.a technition arrived and connect us.he try to phone them to clear error code.he was not successful.he advised us to call them. We are calling them every day.we have to buy airtime everyday 100 rand a time just to activate the pvr and catch up.each time we told its done.but this is not done.they put u on hold for hours.each time nothing done.we were advised that we must SMS price lock.yet nothing.we were told we get extra view another decorder will be sent nothing done.we are middle age.and now frustrated.they cannot call u back......so can someone please help