The most expensive mistakes usually come from assumptions. Property due diligence is about verifying every assumption before they commit, even when the agent says “it’s standard” or “it’ll be fine”. What should they check first in the contract before they sign? They should treat the contract as a risk document, not a formality. Property due diligence starts by confirming what is included, what is excluded, and what the buyer is legally agreeing to accept. Key checks include settlement period, deposit amount, default clauses, inclusions list, and any special conditions. They should also verify the exact lot and plan details match the title and marketing. If anything is unclear, their conveyancer…