Scientific and technological services as well as research and design relating thereto; design and development of computer hardware; programming for computers; design, development, maintenance and updating of computer software; installation of computer software; design of software for searching and retrieval of information via the Internet and on-line data banks, including related network systems; design and maintenance of websites; design and development of computer software in connection with the online searching, ordering and delivery by computer means and distribution of consumer goods; technical support and advice relating to computer software; error detection in computer programs; rental of computer software for price offers; hosting of servers for management of host functions for websites of others via a global computer network; information and advice relating to the above-mentioned services, including those provided via an online data bank or via the Internet.