The usual way to explain property flipping in Australia is a five-step process: buy, design, demolish, renovate, sell, then do it all again. That’s broadly what happens, but it doesn’t capture how the weeks actually unfold. No project moves in straight lines or at regular intervals. Instead, it’s a series of specific days when something happens, separated by stretches where nothing does.
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This is the timeline of one flip, told as it happened rather than squeezed into five steps. The property and figures are a composite, drawn from patterns across hundreds of Australian renovations, including my own early projects. What’s real is the pattern: the gap between the number on the first spreadsheet and the number that lands in the bank.
The Deal at a Glance
Item | Figure |
Property | 3-bedroom brick veneer, built 1978 |
Purchase price | $530,000 (about $40,000 below the last street sale) |
All-in purchase cost (incl. stamp duty and buying costs) | $560,000 |
Renovation budget (incl. contingency) | $145,000 |
Target sale price | $825,000 |
Actual sale price | $835,000 |
Projected profit | $130,000 |
Actual profit (before tax) | about $94,000 |
Unplanned delays | 9-day trade gap, 11-day council permit amendment |
Property Flipping Australia-Style Starts Long Before Demolition
Day 1: Offer accepted. The property is a three-bedroom brick veneer built in 1978. It has been on the market for 11 weeks after two failed sales. Other buyers wanted a cosmetic refresh, but this house needed a new kitchen and bathroom, some rewiring, and a stump replacement nobody had priced, which is exactly why it was still for sale. Purchase price: $530,000, roughly $40,000 below the last sale on the street. That’s the kind of below-market margin that only exists because other buyers walked away from the work.
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Day 9: Building and pest inspection. The pre-purchase inspection shows the stumps are in worse shape than budgeted, adding roughly $9,000. With 25 days until settlement, there’s still time to absorb it, as long as the numbers are reworked today instead of waiting for the build schedule to force the issue.
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The flip that struggles isn’t the one with an inspection surprise. It’s the one where the surprise gets noted but never run back through the deal analysis.
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Day 34: Settlement. The renovation budget is locked at $145,000, contingency included. Demolition starts the following Monday.
Week 6: The Trade Delay Nobody Saw Coming
At the four-week mark, framing and rough-in are on track. Then the electrician, due to start the following Tuesday, calls to say he’ll be nine days late because a larger commercial job has overrun.
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This part rarely makes it into renovation guides, because it isn’t dramatic enough for a chapter. It’s just nine days of nothing happening, while loan interest and insurance keep accruing whether or not anyone is on site.
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A quick test: if your current project had a nine-day trade gap, could you put a dollar figure on it immediately? Or would it just be a vague sense that things were running late? Every flipper knows when there’s a delay. Very few can instantly quantify what it costs.
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This nine-day gap adds about $1,200 in unbudgeted holding costs. It’s not a disaster, but it is a loss, and it’s the kind that accumulates quietly without ever announcing itself.
Week 9: The Council Letter
A routine inspection reveals that the stump replacement needs a permit amendment, because the work varies slightly from the original scope. There’s no structural problem. The paperwork simply doesn’t match what’s happening on site.
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This is where property flipping in Australia differs from the renovation shows you see from other markets. Council processes vary by state, and the wait for a permit amendment varies by council. It might be four business days in one area and three weeks in another. A single, generic “permit buffer” copied from a national guide ignores that completely. Your buffer should match the council you’re actually dealing with.
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Here, the amendment comes through in 11 days, and the stump work picks up again. Nobody panics, because a council delay of that kind was built into the plan from the start. That’s roughly another $1,470 in holding costs, but it’s expected rather than a surprise.
Day 146: Settlement Morning, Told From the Other Side
Sixteen weeks after the purchase settled, the renovated property sells for $835,000, $10,000 above the $825,000 target. On the surface, a clear win.
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The settlement statement tells a fuller story. There’s the agent’s commission, plus marketing costs that ran slightly over budget. The final loan interest includes the nine-day trade gap and the 11-day council delay, both charged at the same daily rate regardless of the cause.
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It’s also the point where you confirm whether GST applies at all. The sale of an existing home is generally input taxed, but if a renovation is extensive enough to count as a “substantial renovation,” GST can apply, and the margin scheme may reduce it. This deal didn’t reach that threshold, but it’s worth understanding how GST registration and the margin scheme work for flippers before your own settlement.
Three Weeks Later: What the Numbers Actually Said
The headline profit looked right on paper: $835,000 sale, minus $560,000 all-in purchase cost, minus the $145,000 renovation, equals $130,000. Take out agent commission and marketing (about $22,000), four months of loan interest including the delay days (about $12,000) and legal fees, and the figure that actually reached the bank was closer to $94,000, before tax. Neither number is wrong. The first was the projection. The second was the deal.
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That gap is why we now track this closely. On our first flip, we gave the bank manager a headline figure well before settlement, one that assumed the gaps away. The final result was lower, not because of a mistake, but because the nine quiet days, the 11-day permit wait and the real commission rate were never priced in until it was too late to change the projection. That’s the most common of the property flipping math errors, and it’s why every delay now gets its own line item rather than disappearing into a general contingency. Income tax then comes off the $94,000, which is a separate conversation covered in our guide to the ATO tax bill on Australian property flips.
What This Property Flipping Timeline Actually Proves
A house flip in Australia rarely goes wrong in one dramatic moment. It erodes slowly: a nine-day gap here, an 11-day wait there, a commission rate that was estimated instead of confirmed.
Each one is small on its own. Combined over a 16-week build and sale, they’re the difference between a $130,000 projection and a $94,000 result.
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There’s nothing wrong with the five-stage guides that lay out the order of a renovation. They just don’t show the specific days within those stages where the money goes. Property flipping across Australia comes with council timelines that vary by location, tax treatment that depends on how you structure and hold the deal, and trade gaps you’ll hit even with perfect planning. None of that fits in a five-step diagram.
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The better approach is a tracking system that captures small delays, not just big milestones, so you can tell whether a project is genuinely on track or just busy. Try FlipSync IQ free and model your timeline honestly before the project even starts.
Frequently Asked Questions
Do council approval timelines really vary that much between Australian states?
Yes, significantly. An application one council approves in a few days can take several weeks with another. If you’re flipping property in Australia, build a delay buffer for the specific council you’re dealing with, not a national average.
How much can a short trade delay actually cost on a renovation?
 It depends on your daily holding costs. In this example, a nine-day delay added about $1,200 in interest and insurance. One delay rarely looks significant, but several across a project add up quickly.
Why did the headline profit differ so much from the final figure in this example?
The $130,000 projection didn’t include agent commission, marketing, four months of loan interest (including 20 days of delays) or legal fees. Those costs removed about $36,000 by settlement day, leaving roughly $94,000 before tax.
Does GST apply when you flip a house in Australia?
Usually not, because the sale of existing residential property is generally input taxed. GST can apply if the renovation counts as a “substantial renovation” or if you’re carrying on a property development business, in which case the margin scheme may reduce the amount payable. Get advice from a tax professional before you buy.
Should every property flip budget include a separate delay contingency?
Yes. For best results, keep two separate contingencies: one for trade availability and one for council or approval delays. Combining them into a single “contingency” line makes it hard to see which risk actually occurred and to plan better next time.
Is a property with visible issues at inspection always a worse deal than a clean one?
 Not always. Properties needing work like restumping and rewiring often attract fewer buyers, which is where the discount comes from. The deal can still work well, provided each issue is properly costed and the numbers are rerun rather than the property being rejected outright.
What's the biggest lesson from tracking a flip day by day instead of stage by stage?
The quiet days, such as trade gaps and paperwork delays, can cost as much as the big events. If you only track when stages are completed, you’ll miss the exact points where Australian property flips lose their profit.
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