 Have you ever wondered how you can order, say, batteries online and have them delivered overnight? One warehouse in Louisville has the answers. We want to process volume, right? We don't want this facility to be a storage facility. We want items coming in to be turning. I'm Amy Scott. A look at the tech behind fast delivery next time on Marketplace. And you can join us for Marketplace. That begins this evening at 630 right here on Maine Public Radio.