Providing online non-downloadable e-books on a variety of topics; publishing of books, e-books, audio books, and illustrations; publication of course materials, namely, textbooks, training manuals, workbooks, worksheets, activity sheets, and study guides; editing of books and e-books for others, and audio recording services in the field of books and e-books for others; consulting services in the field of publication of books and e-books; writing services for others other than for advertising ...