Do$-$It$-$Yourself $($DIY$)$ is a chain of building material and home repair stores located in the Southeastern part of the United States. DIY always experiences a "run" on sheets of plywood and generators whenever hurricanes occur. Customers also want fuel and bottled water when they come to DIY after hurricanes. To speed the process of getting necessary products to stores with the greatest need, DIY entered into a contract with a supplier that will ship extra products overnight to stores close to where a Category $3$ or higher hurricane is expected to make landfall. DIY uses forecast data from the National Weather Service. So far, the results have been favorable. DIY's standing order to have products sent to its stores when hurricane losses are imminent is an example of a