Administrative processing of purchase orders; Advertising and marketing; Electronic billboard advertising; Mail order services featuring Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings; Marketing services in the field of conversion rate optimization (CRO); Modeling services for advertising or sales promotion; On-line retail store services featuring Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings; On-line wholesale and retail store services featuring Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings; On-line wholesale store services featuring Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings; Online retail store services rendered in a virtual environment featuring physical goods and virtual goods, namely, Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings; Preparing and placing of advertisements; Providing on-line trade directory services; Publicity and sales promotion services; Retail general store services; Retail jewelry stores; Retail mail order services featuring Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings; Retail store services featuring downloadable digital image files of Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings authenticated by non-fungible tokens (NFTs); Retail store services featuring Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings; Website traffic optimisation; Wholesale store services featuring downloadable digital image files of Jewelry, jewelry, purses, hats, glasses, clothing, bracelets, bracelets, necklaces, earrings authenticated by non-fungible tokens (NFTs)