Voters can then indicate a preference for one of four optional voting systems, including First Past the Post, which MMP replaced in 1996. The other options include Preferential Voting, Single Transferable Vote, and Supplementary Member, all of which present their own benefits and drawbacks.
Some will argue that 15 years is too short a period to be looking at changing our electoral system - but there's been enough discontent with MMP in the short time it has been in place that an examination of how we as a country feel about it is at least warranted.
This weekend, we at the Chronicle intend to do our bit, by running a comprehensive guide to all you need to know about the referendum.
It will also serve as a reminder that on November 26, there are important decisions to be made that will stretch beyond just the next three years.
Today is Armistice Day, marking the cessation of hostilities in World War 1.
In recent years, there's been a resurgence in enthusiasm for services on Anzac Day, dawn parades in particular.
But while time has perhaps lessened the connection the younger generation feels with the sacrifices made by those who lost their lives in World War 1, we should never forget the tragic consequences of what was then the greatest conflict in human history.
Armistice Day is a special day, and should be honoured as such.
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