Outdoor advertising services; [ dissemination of advertising matter; ] demonstration of goods by electronic means, also for the benefit of the so-called teleshopping and homeshopping services; publicity consultation; [ television advertising; ] presentation of goods on communication media for retail purposes; [ import-export agencies; auctioneering; ] sales promotion; procurement services, namely, purchasing agate, jewellery of yellow amber, silver ornaments, bracelets, charms, jewellery, brooches, jewelry chains, necklaces, [ ivory jewellery, ] ornaments of jet, jewellery ornaments, pearls, semi-precious stones, statues of precious metal, rings, works of art of precious metal, earrings, figurines of precious metal, statuettes of precious metal, pins being jewellery, key rings, trinkets or fobs all made of precious metal, jade, jade carvings,[ horn, bone and teeth jewelry, ] works of art of silver for others