A vote cast in an election that has been marked according to the rules for that election. A vote not marked correctly is an informal vote.

Short for 'two candidate preferred'

Short for 'two party preferred'

A vote cast at a voting centre by an elector who is outside his/her district on election day.

More than 50% of the formal votes in an electorate.

A method of secret voting.

The sealed container into which an elector places a completed ballot paper.

The paper on which a vote is marked. The ballot paper shows the candidates' names and party affiliation, if any. It also contains voting instructions.

A by-election is an election in a single district to fill a casual vacancy caused by the departure of a sitting Member of Parliament before the Member's term expires.

A candidate is an eligible elector who nominates for election to the Legislative Assembly or the Legislative Council.