PULLING INTO A PARKING SPACE THE VEHICLE CAME TO A STOP IN THE PARKING SPOT, AS THE DRIVER WAS GETTING READY TO PUT THE VEHICLE IN PARK, THE ENGINE REVVED UP, THE CAR JUMPED A CURB/SIDEWALK AND CRASHED INTO A BUILDING. A PERSON THAT WAS THERE TO CLEAN THE WINDOWS, WENT TO THE VEHICLE TO TRY TO GET THE DRIVER OUT AND REACHED INTO THE CAR TO PUT IT INTO PARK, THE ENGINE REVVED UP AGAIN BUT IT WAS AT REST AGAINST THE BUILDING. THE DRIVER AT THIS POINT HAD THEIR FEET TOGETHER IN FRONT OF THE DRIVER SEAT NOT ON ANY PEDALS AND HANDS TOGETHER IN FRONT OF THEIR FACE. THE MAN PUT THE VEHICLE IN NEUTRAL AND SET THE PARKING BRAKE. THE VEHICLE WAS DECLARED A TOTAL LOSS.