35 Operating on-line marketplaces featuring educational courses and educational course materials; Development of marketing strategies, concepts and tactics, namely, audience development, brand awareness, online community building and digital word of mouth communications; Promoting the sale of goods and services of others through electronic couponing, promotions and discounts; Business consultation and management regarding marketing activities and launching of new products; Consultation services, namely, creative and strategic consultation regarding development and production of marketing campaigns for others; Consultancy regarding advertising communication strategies; Business management consultancy services; Consultancy services regarding business strategies; Advertising services; Provision of an online marketplace, using blockchain technology, for buyers and sellers of downloadable digital art images, music, video clips, authenticated by non-fungible tokens (NFTs); Marketing consulting, namely, development of marketing campaigns for others; Consultation services, namely, creative and strategic consultation regarding development and production of marketing campaigns for others; Business consultation and management regarding marketing activities and launching of new products