Getting stock levels right has always challenged retailers. But now, a revolution in customers’ shopping habits has rendered all traditional inventory management tactics inadequate. Today’s retailers need to look upstream in the supply chain network to solve inventory problems. Yet this upstream focus remains dark, uncertain territory for many. Retailers must become more aware of all their operations. That means having detailed information about their entire supply chain network. By having the visibility and communication tools to make quick changes, a supply chain can parry any sudden demand shifts with ease.