If you are redirecting your mail using NZ Post please make sure the "Care Of" prefix is included on the redirection notice. For example:
Care of Suite 1234
24B Moorefield Rd
We find it works best if you submit the form directly at a post shop. You will have trouble loading this address on via their online system.
More detailed information on formatting your address can be found here.
For info on setting up a NZ Post redirection please see https://www.nzpost.co.nz/personal/receiving-mail/redirect-mail
We can also fill out this form on your behalf for a - just get in touch with email@example.com and ask us.