Creation, development and design of computer programs and software, particularly for internal function areas such as financial and controlling management, manufacturing and materials management, quality management and plant maintenance, sales and distribution, human resources and project management, general office functions such as word processing, electronic mail and archiving; implementation, leasing, actualisation, outsourcing and maintenance of computer programs and software; consulting and advising about programming, design, development, use and employment of computer programs and software; research in the field of computer programs and software; information services via a global communications network regarding computer programs and software