It seems that the local elections for my city's Lord Mayor occur every 6 months instead of every few years or whatever. Usually I would tick and number the boxes for the candidate who's party I like.
But for some reason this time I couldn't be bothered, so I voided my vote by doing the following:
It was something that popped into my head on the way to the vote place as it is a name that comes in my email sometimes for the Bitcoin guy Jeff Berwick, the Dollar Vigilante( 
This wasn't planned until the trip in the car because we had only found out 5 min before that we were obligated to vote that day or cop a $250 fine for not voting as we are registered to.