I have 35 years of experience and specialize in the field of fire alarm systems with specific knowledge in the areas of code compliance, smoke detector applications, and maintenance and testing of fire alarm system and smoke detectors. I have published on such topics as fire alarm system design, fire alarm systems, and smoke detector maintenance and smoke alarm code compliance. I have testified 17 times on topics such as smoke alarm placement, fire alarm system installation and code compliance of smoke alarm, smoke detector and fire alarm system maintenance and use.