But Galli was also making some important contributions. He turned category leaders like Harrison Miller and Chris Payne into general managers who had control over their own profit-and-loss statements and their costs and profit margins. He had experienced the push-and-pull of Black and Decker’s relationship with big-box stores like Home Depot, so he introduced traditional retailing concepts, like the idea of earning cooperative marketing dollars, or co-op, from suppliers in exchange for highlighting their products to customers.