Advertising services, namely, dissemination of advertising for others via an on-line electronic communications network; [ business management; business administration; ] retail advertising services, namely, dissemination of advertising for others via an on-line electronic communications network; retail department stores, retail on-line department stores; on-line retail convenience stores; computerized on-line ordering featuring general merchandise and general consumer goods; providing an on-line commercial information directory; providing a searchable database in the field of business information available via a global computer network; providing a searchable on-line advertising guide featuring the goods and services of other on-line vendors [ ; database management services ]