What is an "electronic security business"?

Any person who engages in the business of or undertakes to: (i) sell; (ii) install, service, maintain, design or consult in the design of any electronic security equipment to an end user; (iii) respond to or cause a response to electronic security equipment for an end user; or (iv) have access to confidential information concerning the design, extent, status, password, contact list, or location of an end user's electronic security equipment.