Business promotion services; Promotion (advertising) of business; Promotional advertising services; Promotional services; Sales promotion services; Trade promotional services; Advertising; Arranging and conducting promotional and marketing events; Promotional marketing; Sponsorship (promotion and marketing services); Influencer marketing; Social media marketing; Online promotion on a computer network; Online advertising on a computer network; Online retail services; Demonstration of goods for promotional purposes; Demonstration of goods; Demonstration of goods for advertising purposes; Presentation of goods on communication media, for retail purposes