Business consultancy, provision of business information, business organisation consultancy, business advice and business supervision in relation to shopping centres; retailing through a shopping centre; retailing and virtual shopping via an on-line global network system; market research and market surveys; publicity and advertising services, including but not limited to television, radio, outdoor and on-line advertising; organization of trade fairs and exhibitions for advertising and commercial purposes; demonstration of goods for promotional purposes, distribution of promotional material and promotional marketing sales promotion (for others) for department stores, sales promotion (for others) for retail stores; business administration, assistance, management and advertising services including such services provided to a group of retailers in a shopping centre or department store environment