Advertising services; Advertising on the Internet for others; Demonstration of goods; Sales promotion for others; Marketing the goods and services of others; Provision of an online marketplace for buyers and sellers of goods and services; Providing information in the field of marketing; Marketing services; Compiling indexes of information for commercial or advertising purposes; Updating and maintenance of data in computer databases; Systemization of information into computer databases

Metal treating; Treatment of cloth; Paper treating; Glass etching; Treatment of materials for the manufacture of ceramic goods; Custom tailoring; Digital printing; Engraving; Custom manufacturing of artificial teeth for others; Processing of plastics; Rental of 3D printers; Custom 3D printing of home, sports and outdoor products, toys and games, personalized accessories, jewelry, bags and purses, pet supplies, art and collectibles, gardens, tools, shoes, clothing for others