Welcome to Midday Report essentials with Guyon Espiner. In today's episode: New Zealand moves towards free trade talks with Switzerland, but, are we locked in? Trade expert Charles Finny joined us. Without military enforcement, are trade agreements are just stacks of paper? Retired general John Howard put his case. Paddy Gower joined me for his take on the week in politics, and RNZ's deputy political editor Craig McCulloch goes through Winston Peters' announcements on the new cook strait ferries.