42 IT services, in particular development, programming and implementation of software, hosting services, software as a service [SaaS] and rental of software, rental of computer hardware and equipment, server administration; IT consultancy, advisory and information services, technological services relating to computers, computer network services, updating of computer system memory banks, data migration services, monitoring of computer systems by remote access; technological services of an application service provider; all the aforesaid services relating to computer-based personnel information systems [PIS], personnel deployment planning, personnel management, strategic labour time planning and customer service.