naiy in Wal-Mart's histor5r, Sam Walton implemented a process requi.ng
store managers to fill out "Best Yesterday" ledgers' These relativeiy straightforward
forms tracked daily sales performance against the numbers from one
ye., prior. Recalled walton, "we were really trying to bec,ome the very best
Lp"rutor.-the most professional managers-that we could. . . . I have always
had the soul of an operator, someone who wants to make things work well,
then better, then the best they possibly can.