41 Educational services, namely, providing classes, seminars, workshops, and presentations in the field of marketing and advertising; Educational services, namely, conducting informal on-line programs in the field of marketing and advertising, and printable materials distributed therewith; Education services, namely, providing online webinars in the field of marketing and advertising; Education services, namely, providing training in the field of marketing and advertising; Educational services, namely, developing customized educational programs for marketing and advertising professionals