42 Providing temporary use of online, non-downloadable software for use in engineering, designing or selecting electrical, heating, cooling, and environmental control systems that use electrical energy sources, especially from renewable sources; Providing temporary use of online, non-downloadable software for use in creating financial and technical models for energy performance measurement, monitoring, and optimization of electrical, heating, cooling, and environmental control systems that use electrical energy sources, especially from renewable sources; Consulting services in the fields of energy measurement to improve energy efficiency, in connection with electrical, heating, cooling, and environmental control systems that use electrical energy sources, especially from renewable sources