The NFSA processes over 1,200 informal interpretations a year from its members. This is done through the Expert of the Day (EOD) program, where members ask the industry’s top fire sprinkler subject matter experts questions on fire sprinkler related rules, codes, and standards. For this session, the most frequently asked and top questions regarding the inspection, testing, and maintenance of fire sprinkler systems in NFPA 25 are being presented and discussed.