I WAS DRIVING IN A PARKING LOT APPROXIMATELY 15 20 MILES PER HOUR, I APPLIED THE BRAKE TO SLOW DOWN TO AN APPROPRIATE SPEED IN ORDER TO GO AROUND A CORNER, THE TRUCK THEN ACCELERATED CAUSING ME TO JUMP THE CURB AND HIT THE MAIL BOXES. THE TRUCK ACCELERATED TO APPROX. 30-40 MPH. *TR