Auctioneering; Accounting services; Advertising agency services; Advertising planning; Advertising services, namely, cost-per-action on-line advertising; Business intermediary services relating to the matching of various professionals with clients; Business management assistance; Commercial information agency services; Marketing services; Online advertising on a computer network; Online retail store services featuring downloadable digital art images, music, games, videos and gift cards authenticated by non-fungible tokens (NFTs); Price comparison services; Procurement, namely, purchasing virtual digital products for others; Promoting the goods and services of others by providing a website featuring coupons, rebates, price-comparison information, product reviews, links to the retail websites of others, and discount information; Promoting, advertising and marketing of the brands, products, services and online websites of individuals, businesses and nonprofit organizations; Providing a website featuring an online marketplace for exchanging goods and services with other users; Providing business information; Providing commercial information in the field of virtual digital products via a website; Providing user rankings for commercial or advertising purposes; Providing user ratings for commercial or advertising purposes; Providing user reviews for commercial or advertising purposes; Provision of an online marketplace for buyers and sellers of goods and services; Sales promotion for others; Search engine optimization for sales promotion; Web site traffic optimization