(i) the leasing of real estate, apartments, and premises, exclusively for commercial use, (ii) the provision of technical services for the protection of property and individuals, (ii) accounting advisory services, bookkeeping, and tax record-keeping, (iv) the manufacture, installation, and repair of electrical machines and apparatus, electronic equipment, and telecommunications, (v) mediation in the field of trade and services, (vi) the provision of software, consulting in the field of information technology, data processing, hosting, and related activities, as well as web portals, (vii) consulting activities, the preparation of studies and expert opinions, (viii) advertising, marketing, and media representation, (ix) administrative management services and organizational and economic services, (x) wholesale and retail trade, (xi) the leasing and lending of movable property, (xii) research and development in the field of natural and technical sciences or social sciences, (xiii) education and extracurricular training, the organization of courses and training, including teaching activities, and (xiv) electronic communication activities, including (a) other voice services, (b) data transmission services, and (c) Internet access services.