Little Johnny attended a horse auction with his dad. He watched as his dad moved from horse to horse, running his hands up and down the horse's legs, rump and chest. After a few minutes, Johnny asked, "dad why are you doing that?". His dad replied, " because when I'm buying horses, I have to make sure that they are healthy and in good shape before I buy. Johnny, looking worried, said, "Dad, I think the UPS guy wants to buy Mon.