After falling by 1.5% in December and 1.3% in January, average NZ house prices rose by only 0.5% in February, OneRoof reports. If you are a buyer who has been frustrated in your purchase attempts over the past one or two years, you might be thinking that you are now incentivised to sit back, wait until prices bottom out, then make a purchase. However, advice is to think twice before adopting that particular strategy.