Downloadable cloud-computing software for specify the function of the software used in cloud computing, e.g., deploying virtual machines to a cloud computing platform, managing virtual machines on a cloud computing platform, etc.; Downloadable software for blockchain-based inventory management; Downloadable computer software for managing cryptocurrency transactions using blockchain technology; Downloadable computer software for managing and verifying cryptocurrency transactions on a blockchain; Central processing units (CPU) computer hardware; Computer hardware for high-speed processing and storage of data using multiple CPU's; Computer motherboards; Global positioning system GPS receivers; GPS tracking devices; VPN (virtual private network) hardware; Computer hardware, namely, wireless network extenders; Computer hardware, namely, wireless network repeaters; Computer network hubs, switches and routers; Mobile phones; Security surveillance robots; Tactical robots; Industrial robots; Climate control digital thermostats; Climate control systems consisting of digital thermostats for cooling equipment, and a programmable logic controller (PLC) with input and output features for temperature and humidity, which works with a remote digital read out controller; Motion-activated cameras