No amount of Reddit-ish always-isms and rules of thumb will make lifting and lowering objects this heavy not fraught with hand mangling peril if one is stupid or careless.
Chocks, deflating a tire or two, parking against a tree or another car with a working parking brake, ratchet strap through the wheel spokes to something solid, etc, etc, where there's a will there's a way.
Chocks, deflating a tire or two, parking against a tree or another car with a working parking brake, ratchet strap through the wheel spokes to something solid, etc, etc, where there's a will there's a way.