A Cranbourne woman won $1.2 million after switching her TattsLotto ticket moments shortly before the draw.
A Geelong man also collected $1.2 million with a last ticket swap.
As reported, recent Saturday Lotto winners in Hornsby kept their jobs straight away.
General guidance for lottery winners advises taking a pause before coming forward and obtaining professional advice.
The Lott released tips on Monday from a genuine division one winner on how to navigate a major prize.