The OCR changed this week, The Reserve Bank has upped it from 2.5% to 2.75%.
But mortgages are already high, some unlucky buyers are now finding they owe more than the value of their house as equity erodes.
So if you're in this situation, what can you do? Opes Mortgages Managing Director Peter Norris joins Tim Beveridge to answer your questions.
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Chris Bishop: Housing Minister on National promising to expand access to first home loan scheme
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