If it's being run by the ABS, rather than the AEC, does that mean the responses will be demographically weighted according to the population?
Finance minister Mathias Cormann advised Buzz Feed News that responses would be counted on a one person, one vote basis.
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If you're still baffled, there is a dedicated information line for the postal survey.
Silent electors are people who do not have their addresses listed on the electoral roll for personal or safety reasons.
Will Australians get to see the same-sex marriage bill before taking part in the postal survey?
Mathias Cormann told Buzz Feed News the legislation would be considered after the vote and that "the question is self-explanatory".
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