Educational services, namely, conducting sessions, classes and seminars in person and online in the fields of business management, sales and marketing, customer relationships, public and private sector customer and account development and concerns, financial analysis and accounting techniques, enterprise planning and management, administration, education, business acumen and personal and interpersonal skills, and individual and group tutoring, consultation and training provided in connection therewith; course materials in the nature of computer programs, text books, workbooks, lesson plans, example problems, case studies and business descriptions distributed only for use in connection therewith and not sold separately therefrom