Auctions are one of the most psychologically intense property transactions you will experience. Agents design them to create urgency, competition and emotional bidding. Understanding the mechanics — and the tactics — gives you a significant advantage.

How Australian Property Auctions Work

• The auctioneer opens bidding, often with a vendor bid to start the process
• Registered bidders place bids, usually in increments the auctioneer sets
• When bidding passes the reserve price (which the vendor has set privately), the property is “on the market” and will sell to the highest bidder
• If bidding does not reach the reserve, the property is “passed in” and the highest bidder gets the first right to negotiate privately

Auction Bidding Strategy

Before the Auction

• Set your absolute maximum before you arrive — and stick to it
• Complete your due diligence (building inspection, strata report, legal review) before auction day — you cannot make offers subject to conditions at auction
• Get comparable sales analysis done so you know the fair market value
• Have your finance unconditionally approved

On Auction Day

• Bid early and with confidence — passive bidders often get swept up in momentum. An early strong bid can psychologically unsettle other bidders
• Bid in unconventional increments — If everyone is bidding in $10,000 increments, a $7,500 or $12,500 bid signals you are still engaged but slows the momentum
• Do not show emotion — Body language matters. Remain neutral regardless of how the bidding is going
• Know when to stop — If bidding exceeds your maximum, stop. The next auction is always coming

If the Property Is Passed In

• As the highest bidder, you have the first right to negotiate with the vendor
• Do not show relief or desperation — the negotiating dynamic has shifted but the vendor still wants the best price
• Use this moment to negotiate hard — the vendor now knows competition was limited

Common Auction Mistakes

• Not having finance approved before bidding
• Bidding without knowing the fair market value
• Getting emotionally swept up and bidding past your limit
• Misunderstanding vendor bids as real buyer competition
• Not knowing what a passed-in negotiation looks like

How Collings Property Advisory Helps at Auction

Our auction advisory service includes:

• Pre-auction comparable sales analysis and market value assessment
• Personalised bidding strategy based on the specific property and competing buyer profile
• Auction day guidance (in-person or remote)
• Post-auction negotiation support if the property passes in

Fixed Fee: $4,500 + GST. No commission. No conflict of interest.

Book Your Auction Advisory Consultation

Frequently Asked Questions

Can I negotiate the price after an auction?

Yes — if the property passes in, the highest bidder negotiates directly with the vendor. If you were not the highest bidder, you can still approach the agent after the auction if the highest bidder’s negotiation fails.

What is a vendor bid?

A vendor bid is a bid made by the auctioneer on behalf of the vendor to start or stimulate bidding. It is legal in Australia but must be disclosed. It is not a real buyer — do not let it panic you into overbidding.

Do I need a property advisor at auction?

If you are bidding on a significant asset without comparable sales knowledge, auction strategy experience, or confidence under pressure, yes — the advisory fee is a fraction of the potential cost of a poor outcome.