41 educational and continued education services, namely, providing classes in the field of advertising, market research, business management, personnel consulting, public relation work, clerical services; development, operation and maintenance of websites, webhosting, development clerical services; development, operation and maintenance of websites, webhosting, development and maintenance of data processing programs; organizing of exhibitions and seminars for advertising, market research, business management, personnel consulting, public relation work, clerical services; publication of books and magazines