PULLED INTO EMPLOYERS PARKING LOT TO PARK WHEN I PLACED MY VEHICLE INTO REVERSE AND BEGAN BACKING UP THE VEHICLE GAINED SPEED, HIT ANOTHER VEHICLE WITH MY PASSENGER SIDE COMING AGAINST HIS DRIVER SIDE, CLIMBED AN APPROXIMATE 10 FOOT STEEP EMBANKMENT, HIT A WAREHOUSE WALL CAUSING A LARGE DENT IN WALL AND BREAKING A 6X6 SUPPORT POST, THEN SLIDING DOWN THE EMBANKMENT INTO SAME PARKED VEHICLE I HAD HIT BEFORE, THEN CAME TO REST. TOTALED THE VEHICLE THAT WAS HIT ADJACENT MINE, $8600.00 DAMAGE TO MY HIGHLANDER, AND NOT SURE YET OF COST OF BUILDING DAMAGE. *TR