procurement services for others, namely, using a purchasing platform, mail order catalogs, or electronic media to purchase for others goods related to electronic security systems in the nature of electric and electronic video surveillance installations, cameras, video, television and surveillance cameras, remote sensors for use in measuring thermal and infrared radiation energy waves, motion detectors, electronic glass break detectors, environmental sensors and detectors for detecting heat, temperature, water, smoke, gas, pressure and movement, biometric identification apparatuses, anti-intrusion alarms, burglar alarms, alarms for the detection of flammable and inflammable gases, smoke alarms, fire alarms, motion sensitive security lights, alarm control units, security alarm controllers, access control and alarm monitoring systems, remote control units, keypads and control panels for security systems, electronic key fobs as remote control apparatus, satellite and radio transmitters and receivers, transponders, antennas programmed to use global positioning systems (GPS) and cellular telecommunications, electronic components of security systems, sensors, alarms, radio, video and digital signal transmitters, receivers and switches, antennas, intercoms, lasers not for medical use, electronic locks, electronic access control systems for interlocking doors, programmable locking systems consisting of electronic cylindrical locksets and keypads, camera hardware systems for IP (Internet protocol) video surveillance, video and television monitors, mounting devices for cameras and monitors, telephone communication base stations, telephones, voice and video communication hubs, security systems, computer hardware and computer peripherals, computer software used to operate, manage and monitor security and surveillance systems, computer software used to monitor and track movement activity and environmental conditions, computer software used to transmit electronic messages and data via communications networks, biometric fingerprint door locks digital door locks, electronically operated high security lock cylinders, programmable locking systems consisting of electronic cylindrical locksets and keypads and user manuals sold therewith