Advertising, including on-line advertising on a computer network; Computerized on-line retail store services in the field of shoes; Marketing, advertising, and promoting the retail goods and services of others through wireless electronic devices; On-line retail consignment stores featuring clothing,shoes; On-line wholesale store services featuring clothing,shoes; Operating an on-line shopping site in the field of shoes; Providing business information via a web site; Provision of an on-line marketplace for buyers and sellers of goods and services; Rental of advertising time on communication media; Search engine optimisation for sales promotion