Application service provider (ASP), namely, hosting computer software applications of others; Application service provider featuring application programming interface (API) software; Computer programming and software design; Computer software development in the field of mobile applications; Creating, maintaining, and modernizing computer software; Customizing computer software; Design and development of on-line computer software systems; Design, development, installation and maintenance of computer software; Development, updating and maintenance of software and database systems; Research and development of computer software; Testing of computer software; Updating of computer software