2018 HONDA CIVIC PARKED ON AN INCLINE. AFTER EXITING THE VEHICLE AND GOING INSIDE HOME, SPONTANEOUSLY ROLLED DOWN HILL AND CRASHED INTO A TREE. THE VEHICLE WAS IN PARK AND DID NOT ROLL IMMEDIATELY. THIS HAPPEN SOMETIME AFTER ENTERING THE RESIDENCE. IN RESEARCHING ONLINE I HAVE FOUND THIS HAS OCCURED WITH SEVERAL OTHER OWNERS AND HAS BEEN REPORTED TO THE HONDA CORPORATION SINCE 2016. 2016-2018 HONDA CIVICS SEEM TO BE THE VEHICLE MODELS/YEARS AFFECTED.