The AHR Expo is upon us once again. You know what means, right? It’s time to break out your most comfortable shoes.

When the event was last held in Chicago back in January 2012, I was not ready. My colleagues told me what to expect and I thought I was properly prepared. But, by 2:30 p.m. on the first day, I was in agony. My feet had blisters on and I was limping to booth appointments and after-hour events.