Equipment and apparatus that communicate using a network, namely, computers, mobile telephones, and tablet PCs; for use in the fields of firefighting, emergency response, law enforcement, mining, oil and gas, and fleet vehicle upfitting, repair and maintenance; electronically-controlled equipment and related components in the nature of telecommunications transmitters, emergency signal transmitters, satellite transmitters and receivers for use in transmitting information related to the fields of firefighting, emergency response, law enforcement mining, oil and gas, and fleet vehicle upfitting, repair and maintenance; none of the aformentioned goods for use in caravans, campers, mobile homes, mobile or floating restaurants; proportioning equipment for liquid-and gas-based solutions; gauges that monitor the level of water and foam in a tank for use in firefighting; emergency response and firefighting equipment, namely, electronic controls and data acquistion devices for land vehicle engines; none of the aforementioned goods for use in caravans, campers, mobile homes or mobile restaurants; temperature controllers for regulating the temperature of food and freight being transported in freight cars utilizing roll-up doors