The purposes of this Act are to—
(a) prohibit unsolicited commercial electronic messages with a New Zealand link from being sent, in order to—
(i) promote a safer and more secure environment for the use of information and communications technologies in New Zealand; and
(ii) reduce impediments to the uptake and effective use of information and communications technologies by businesses and the wider community in New Zealand; and
(iii) reduce the costs to businesses and the wider community that arise from unsolicited commercial electronic messages; and
(b) require commercial electronic messages to include accurate information about the person who authorised the sending of the message and a functional unsubscribe facility in order to enable the recipient to instruct the sender that no further messages are to be sent to the recipient; and
(c) prohibit address-harvesting software or a harvested-address list from being used in connection with sending unsolicited commercial electronic messages in contravention of this Act; and
(d) deter people from using information and communications technologies inappropriately.