In other words, the cost of fixing bugs that get released in production isn’t just about the cost of fixing the production bug. Interruptions increase the cost of current development work, and introduce more bugs that will eventually need fixing, too.
Vendors refill the soda machine in your lobby. You tell them to put Cherry Coke in the machine and they put Cherry Coke in the machine. We’re a partner. You tell us to do something and we’re going to ask you why. We’re going to talk about how that maps to a goal or not. And if it doesn’t map to a goal, we’ll talk you out of it. We’re the experts at our thing. That’s why you hired us. You’re the experts at your thing. That’s why we’re working together. There needs to be trust and respect on both sides. We’re not doing it for you, we’re doing it with you.