Providing information relating to advertisements, to the sale of goods, to shops classified by the type of business, and to sales volume tracking; providing business information; providing commercial information; advertising for others; management of exhibitions promoting new products of others; rental of exhibition sites for advertising purposes; telephone answering services; secretarial agency services for receiving telephone calls; market research via a computer data base; business management and consultation; planning of sales promotion and advertising; providing telephone directory information services; business management; business administration; business management consultancy, business organization consultancy, business management assistance; business appraisals; business research; enterprise resource planning; efficiency experts; advisory services for business management; relocation services for businesses * ; world-wide billing services *