Hong Kong-based investors plan $5.6m tourism development on Guide Hill Station in Mackenzie country.
Court decision "opens the door for tenants to do what the hell they like", landlords say.
Senior property figures in Christchurch are expressing concern about the viability of the city's proposed south frame.
A Swiss industrialist is selling a Christchurch property after the closure of a carbon dioxide gear manufacturing plant in the city.
A $6m tourism campaign targeting Christchurch is predicted to bring an extra $770 million into the South Island over the next three years.