Mushroom killer Erin Patterson tells detectives during an interview at Wonthaggi police station on August 5, 2023 that she does not own a dehydrator.

Why a lack of price transparency, hidden listings and elusive sales data in NSW and Victoria ensure the property market remains heavily skewed in favour of real estate agents.

In this 18-month special investigation, we lift the lid on an open secret in Australia’s property market that’s costing ...