Luck favours the sitting members in the four electorates covering St George and Sutherland Shire for the May 18 federal election.
In an unusual occurrence, David Coleman (Banks), Linda Burney (Barton), Scott Morrison (Cook) and Craig Kelly (Hughes) all gained top position on the ballot paper when a draw was conducted by the returning officer in each electorate.
A total of 26 candidates are contesting the four seats, with voting already under way.
Major pre-poll centres opened on Monday and thousands of votes have already been cast at the Hurstville and Miranda early voting centres.
The Australian Electoral Commission said, after the first three days, about 375,000 people nation-wide had voted, compared with 225,000 at the same stage at the 2016 federal election.
Banks is the most marginal Liberal seat in Sydney with Mr Coleman holding it for the Liberal Party by just 1.4 per cent and in a desperate battle with second-time Labor candidate Chris Gambian.
Hughes is rated as a safe Liberal seat, with a margin of 9.3 per cent, but sitting member Craig Kelly is facing a serious challenge from Labor's Diedree Steinwall, a Sutherland Shire councillor.
Ms Burney's margin in Barton is 8.3 per cent and Mr Morrison has a 15.4 per cent margin in Cook
The Greens, Clive Palmer's United Australia Party and the Christian Democratic Party (Fred Nile Group) are represented in each of the four electorates.
Pauline Hanson's One Nation Party has candidates in only Barton and Cook.
The candidates, in the order in which names appear on the ballot paper, are:
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