Management of telephone call centers for others; Marketing, promotional and advertising services provided by mobile telephone connections; Operation of a telephone switchboard for others; Operation of telephone call centers for others; Operation of telephone communication centers for others; Processing telephone inquiries regarding advertised goods and services; Promoting the goods and services of others by licensing a toll-free telephone number; Providing information pertaining to procurement, buying, selling and tendering information and opportunities relating to goods, services, and construction via computer, computer networks, telephone, the internet or electronic mail; Providing interactive sales assessment services via the telephone for measuring the skills and knowledge of field sales forces in real world selling situations; Telephone order-taking services for others