I PULLED UP INTO MY DRIVEWAY COMING HOME FROM SHOPPING AS USUAL, IT WAS APPROXIMATELY 5:45PM ON JAN 7, 2014. THE ROAD TO MY HOUSE AND MY DRIVEWAY HAVE AN INCLINE. I PULLED IN MY DRIVEWAY WHICH WAS DRY (THE STREET WAS ICY) STOPPED, TURNED OFF CAR, PUT MY FOOT ON THE BRAKE TO USE THE EMERGENCY BRAKE. MY FOOT BRAKE WENT TO THE FLOOR, NO TENSION, I TRIED IT OVER AND OVER AS MY CAR WAS ROLLING BACKWARDS, WENT TO HIT THE ELECTRONIC EMERGENCY BRAKE, NOTHING HAPPENED MY CAR WAS OFF ROLLING BACKWARDS OUT OF CONTROL PICKING UP SPEED, I THOUGHT THE ONLY THING THAT WILL STOP THIS CAR IS WHEN IT HITS SOMETHING, AND THANK GOD NO ONE WAS HURT! IT HIT THE ELECTRICAL BOX AND MAILBOX AND KNOCKED POWER OUT IN MY CUL-DE-SAC. THE ELECTRIC BOX FLIPPED OVER AND CAUGHT MY REAR TIRE AND STOPPED THE CAR! THIS WAS A COMPLETE BRAKE FAILURE, NO WAY TO STOP THE CAR!! VERY SCARY! I HAVE BEEN DRIVING A MANUAL TRANSMISSION SINCE I WAS A TEENAGER AND I AM 59. I HAVE VIDEO OF THE OFFICER PUSHING THE ELECTRONIC BRAKE NOT ENGAGING! *TR