Most leaders think about errors one at a time. One mistake → one fix. Done. But that's not how it works on the plant floor or anywhere else people execute complex work under pressure. Every error you DON'T prevent creates the conditions for many more. Here's how: A team member skips a verification step. The product gets made wrong. Now you have rework. Rework eats time, disrupts the schedule, and puts people in a state of rushing. Maybe not just your facility, maybe materials