42 Advisory services in the field of product development and quality improvement of software; Application service provider (ASP) featuring software for use marketing; Application service provider (ASP), namely, hosting computer software applications of others; Application service provider featuring application programming interface (API) software for marketing; Application service provider, namely, hosting, managing, developing, analyzing, and maintaining applications, software, and web sites, of others in the fields of advertising and marketing; Computer software development; Computer software development in the field of marketing; Design and writing of computer software