Advertising and promotion of children's products and services for businesses including sale of advertising space for publication in printed and electronic form; online marketing and promotion of children's products and services including providing links to business websites; business management, administration and advice relating to advertising, promotion and marketing of children's products and services; compiling and systemising information, data and statistics relating to children's products and services into computer databases, providing on-line and other printed and electronic forms of directory services relating to children's products and services