FAULTY E-BRAKE. E-BRAKE BUTTON HAS CORRODED AWAY AND WILL NO LONGER HOLD THE CAR IN PARK (CAR IS A MANUAL, SO THIS IS PARTICULARLY CONCERNING SINCE THIS IS THE ONLY WAY TO OFFICALLY KEEP THE CAR IN PARK WHEN TURNED OFF). CAR WAS PARKED IN A STATIONARY POSITION, ON A SLIGHTLY SLANTED ROAD. CAME BACK AND CAR HAD SLIGHTLY BACKED UP INTO CAR BEHIND IT BECAUSE PARKING BREAK HAD 'LET GO'. LUCKILY SLANT WAS SMALL ENOUGH TO NOT CAUSE DAMAGE TO THE CAR BEHIND MINE, AND ONLY LEFT A MINOR DENT IN MY REAR BUMPER. INSIDE OF CAR WAS HOT (IT WAS A USUAL HOT DAY) AND SEEMED AS THOUGH THE ACTUAL PARKING BREAK BUTTON, OR GLUE THAT HELD IT ON, HAD MELTED. I CAN NOW NO LONGER KEEP THE BREAK IN PARK - HAVE TO EITHER PUT IT IN FIRST GEAR, OR PHYSICALLY HOLD THE BREAK UP WITH SOMETHING UNDERNEATH, PUTTING MY CAR AND OTHER AT RISK FOR CAR ROLLING BACK.