promote and assist bodies representing data users to prepare, for the purposes of section 12, codes of practice for guidance in complying with the provisions of this Ordinance, in particular the data protection principles;

carry out inspections, including inspections of any personal data systems used by data users which are departments of the Government or statutory corporations;

liaise and co-operate with any person in any place outside Hong Kong-

1. performing in that place any functions which, in the opinion of the Commissioner, are similar (whether in whole or in part) to any of the Commissioner's functions under this Ordinance; and
2. in respect of matters of mutual interest concerning the privacy of individuals in relation to personal data; and