I usually put the test vehicle tight against a wall of the shop, or park it where the front bumper is touching a heavy vehicle with the transmission in gear and the brakes set. A little common sense goes a long way, but I think that commodity has been in very short supply for a couple of generations, at a minimum!
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!