Klook x Secure Parking are offering $15 off any activity with no minimum spend until 31/1/2022.
Should work on any activity throughout NZ with no minimum spend.
Search for Activities from Low to High - Some freebies in here :)
As always, enjoy :)
Edit: Min spend has been updated to $100, deal marked as expired.
Thanks OP, applied it to a $17 activity and it gave $15.85 off!