10 No. 18 Tanzania Communications 1993 (k) to promote competition in providing for telecommunication and postal services; (1) to secure that reasonable demands for telecommunication and postal services are satisfied; (m) to regulate telecommunications tariff rates with a view to eliminate unfair business practices among operators; (n) to promote and encourage the expansion of telecommunication and postal services with a view to the economic development of the United Republic; (o) to further the advancement of technology relating to the telecommunication and postal systems and services; (p) to act internationally as national body representative of the United Republic in respect of telecommunication and postal matters; (q) to advise the government on all telecommunication and postal matters and on matters pertaining to the Commission generally. (2) In discharging the functions and duties imposed on it by subsection (1), the Commission shall have regard to(a) efficiency and economy; (b) satisfying reasonable demands for telecommunication and postal services; (c) fostering the development and expansion of telecommunication and postal services in the United Republic in collaboration with other countries and international organisations; (d) maintaining effective competition between persons engaged in the provision of telecommunication and postal system and services; (e) enabling persons providing telecommunication and postal systems and services in the United Republic to compete effectively in the provision of such systems and services; (f) the promotion of measures for the safety of life through telecomunications; (g) the provision of the telecommunication and postal services at rates consistent with efficient service and necessity for maintaining independent financial viability; (h) improvements in the effective and efficient use of the radio frequency spectrum; (i) the promotion of research and development in the field of telecommunication and postal systems and services; (j) collaboration with educational institutions for the promotion of technical education in the fields of telecommunication systems and services.