This link provides information for people wondering how and if they would benefit from the improved theoretical speeds offered by ADSL2+ technology.
From today you will be able to see for yourself if you are in an ADSL2+ area, online at http://chorus.co.nz/service-availability-tool
If you're not in an ADSL2+ area, this tool will give you an estimated date when a cabinet will be installed in your area.
For example certain Pakuranga address show as:
This address is scheduled to be connected to a roadside cabinet with ADSL2+ technology in approximately Oct 2011.