That spirit of cooperation is exactly what Pizza Week is about, and customers can play a big part, too. They posted on Facebook: “So sorry for any inconvenience but with huge demand today we have ran out of pizza crust.”What happened next showed what Pizza Week is really about. Reviews live long after Pizza Week wraps up and help restaurants continue to grow their customer base. Pizza Week runs through September 28, but with a little extra patience and kindness, the benefits for local restaurants can last all year. Find all that and more on the official OT Pizza Week page here.