It's also a mail in ballot system, I personally think it's terrible. You can technically go to the county and fill out a ballot but they aren't really set up to take in mass amounts for people. Think of it as a state wide absentee system. It works a lot like absentee ballots do.
“The curious task of economics is to demonstrate to men how little they really know about what they imagine they can design.” - F.A. Hayek