As we mentioned earlier, Crain’s Chicago Business reports today that workers in some Chicago offices “are being encouraged to dress down to avoid being targeted by protesters” during the NATO summit later this month. “Tenants in the office building at 1 E. Wacker Drive received a memo encouraging them to stay away from wearing suits, urging workers to ‘look like a protester.’”

So, in the interests of keeping office workers safe, here are some tips to help you get dressed for work May 20 and 21.