Yep, when he wasn't bumming a ride from a customer. I heard stories that he would fly in to visit stores and after his inspection, the store manager would get on the loudspeaker and sheepishly ask, "If there are any WalMart customers heading out towards the airport, Mr. Walton would appreciate a ride." I always thought that was a rather nice touch.
That's a neat story. Walton had a folksy image, but probably the biggest key to his success was his use of technology.
Back in the early 90`s, a freind`s father managed the local WM. He nearly soiled himself one day when he noticed the old man looking at stuff on aisle 3 was Sam Walton. He`d just pop in and check things.