On-line computer services, namely, providing information regarding the goods and services of others in the nature of a buyers' guide, by means of a communications and computer network; providing a portal through which businesses may access information and out source human resource services; dissemination of advertising for others via a communications and computer network; providing business information in the fields of recruiting and selection, employee performance management, training and development, benefits management, employer liability management, government compliance, employment administration, insurance management, and financial planning services; directory services to help locate people, places, organizations, phone numbers, home pages, and electronic mail addresses; business management and consultation services