Providing searchable on-line advertising guides; advertising the goods and services of on-line vendors via a searchable on-line guide; advice in the field of business management and marketing; advertising agency services; creating and updating advertising material; preparation of advertisements for others; advertising; advertising consultancy services; development of advertising concepts; marketing services; provision of advertising space via mobile phone networks; provision of space on websites for advertising goods and services; information and inquiries on business and marketing; commercial information agency services, via smartphone applications; advertising agency services for others on the Internet; systemization of information into computer databases