Advertising; publicity; advertising agency services; online advertising on a computer network; business management consultancy; market studies; providing commercial and business contact information; commercial intermediation services; sales promotion for others; marketing; provision of an online marketplace for buyers and sellers of goods and services; personnel management consultancy; personnel recruitment; computerized file management; systemization of information into computer databases; book-keeping; financial auditing; rental of vending machines; rental of sales stands; retail services for pharmaceutical, veterinary and sanitary preparations and medical supplies.;