42 Software as a service (SaaS), featuring software for use in the control and operation of lighting systems, units, installations and fittings for underground operations and emergency signalling; hosting of software as a service (SaaS) for use by others in the control and operation of lighting systems, units, installations and fittings for underground operations and emergency signalling; platform as a service (PaaS), featuring software platforms for use in the control and operation of lighting systems, units, installations and fittings for underground operations and emergency signalling; Providing temporary use of on-line non-downloadable software and applications for use in the control and operation of lighting systems, units, installations and fittings for underground operations and emergency signalling; rental of computer software, namely, charging a fee for access to non-downloadable computer software for the control and operation of lighting systems, units, installations and fittings for underground operations and emergency signalling; hosting of databases, namely, computer databases containing lighting and map data and information for underground lighting installations; consultancy in the design and development of computer software for the control and operation of lighting systems, units, installations and fittings for underground operations and emergency signalling