This 10% off Goodguys with the $1500 payback card make this the cheapest price for a good projector.
Purchase a selected Samsung Premiere Projector from 2/06/21 to 30/06/21 to claim a $1500 PAY LESS Payback card. https://www.ozbargain.com.au/node/631818
Currently Goodguys has 8% cash back Capped at $50 per member as well.
So effectively around $2500.