Advertising services, namely, dissemination of advertising for others via an on-line electronic communications network; business management; business administration; retail department stores, retail on-line department stores; retail convenience 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; electronic classified advertising services; on-line classified advertising services, electronic auction services; and on-line auction services