advertising; advertising services; advertising services for others; marketing; marketing services; sales promotion; sales promotion services; sales promotion for others; rental of advertising space; rental of advertising space on the Internet; online advertising; online advertising on a computer network; online publication of advertising material; online publication of publicity material; consultancy relating to sales promotions; provision of an online marketplace for buyers and sellers of goods and services; retail store services; retail services for goods of others; business intermediary services; business intermediary services in the field of selling products; business intermediary services relating to the commercialisation [sales] of goods; business intermediary services relating to the commercialisation [wholesale] of goods; sales promotion of goods and services of others by means of discounts; promoting the goods and services of others through discount card programmes