Three Steps to Property Investment IQ That Most Agents Will Never Teach You

Joey Don
Co-Founder & CEO
I've met hundreds of property investors. Some hold two or three properties and are further ahead financially than people holding eight or nine. Same market. Same timeframe. Similar budgets.
The difference isn't knowledge. Everyone has access to the same data, the same market reports, the same CoreLogic subscriptions. It's not experience either — some people buy five properties over ten years and learn nothing from the first four.
The difference is what I call investment instinct. Call it financial IQ if you want. It's the ability to look at a listing and know within thirty seconds whether it's a wealth-builder or a money pit. It's pattern recognition built through deliberate practice.
I came to property from IT and institutional finance. I managed a $300 million portfolio for a tech firm before I went all-in on real estate. The transition taught me something useful: every asset class has its own version of "instinct," and in every case, it's trainable. You just need the right drills.
Here are the three I use. I do them every week. They're responsible for more of my deal quality than any spreadsheet model or suburb report.
Step 1: Look at properties outside your comfort zone — aggressively
Most investors only look at properties in suburbs they already know. Their own suburb. Their parents' suburb. The suburb their accountant recommended. This is the single biggest handicap I see.
You cannot develop investment instinct by looking at one type of property in one corridor. That's like a cricket player who only practises against off-spin. The moment they face a pace bowler, they're cooked.
I make my team look at properties across every price point and every geographic zone. Eastern suburbs. Western suburbs. Regional towns. Growth corridors. Established blue-chip. We don't buy in all of them — our core markets are Melbourne's southeast and outer east — but we study all of them. Every week.
Why? Because cross-suburb analysis trains you to see how different markets present value. In Toorak, the selling point is heritage architecture and prestige. In Craigieburn, it's brand-new builds and proximity to the ring road. In Hampton Park, it's large blocks with ageing housing stock and renovation potential.
When you've seen enough of all three, you start spotting patterns. You notice that the $590,000 house on a 600-square-metre block in Hampton Park has more land per dollar than the $1.8 million property in Glen Waverley, despite being one-third the price 1. You notice that the Craigieburn new build on a 350-square-metre lot is 55% construction and 45% land — terrible for long-term appreciation 2. You notice that the Toorak heritage terrace is 90% land value but generates 2.1% rental yield and costs $15,000 a year in maintenance.
Eventually, a rule crystallises: the best investments are where land value dominates the price AND the property generates strong rental income. In our world, that means land value above 80% of purchase price, on blocks of 600 square metres or more, in suburbs where rents are being driven by essential-worker demand 3. That rule didn't come from a textbook. It came from looking at thousands of properties across dozens of suburbs and asking: which ones actually build wealth?
I'll give you a practical exercise. This week, open realestate.com.au. Look at five listings in five different suburbs: one expensive inner suburb, one growth corridor, one regional town, one middle-ring established area, and one that you've never heard of. For each one, estimate the land value as a percentage of the total price. Write it down. Do this for four weeks. By the end of the month, you'll see land-to-asset ratios in your sleep. And you'll never overpay for a building again.
Step 2: Deconstruct every listing like a forensic accountant
Looking at listings is passive. Deconstructing them is active. This is where instinct gets sharpened.
When I see a property listing, I don't look at the photos first. I read the opening line. The first sentence of a listing reveals who the agent is targeting. It tells you the intended buyer profile, which tells you whether the property is priced for owner-occupiers or investors — and whether there's a gap you can exploit.
"Perfect family home in a quiet court location" — targeting owner-occupiers. Emotional language. The agent expects the buyer to pay a lifestyle premium.
"Development potential STCA" — targeting developers. The agent is signalling that the land is the value, not the building. This is closer to our wheelhouse, but we need to check whether the "potential" is real or just marketing fluff 4.
"Ideal first home or investment" — this is the sweet spot for us. It means the property sits in the affordable range, the agent isn't sure who'll buy it, and the pricing reflects uncertainty rather than conviction. Uncertainty creates opportunities.
After the opening line, I deconstruct the transaction structure. Not the pretty photos — the economics.
What problem does this property solve? If it's a negatively geared apartment in South Yarra, it solves a tax problem (depreciation benefits) but creates a cash flow problem. If it's a 650-square-metre block in Narre Warren with a three-bedroom house renting at $500 per week, it solves a wealth-building problem — buy below valuation, add a granny flat, lift the rent to $900 per week, refinance, and repeat 5.
What's the pain point if you DON'T solve this problem? For the negative-gearing investor, the pain is: "I'm constantly topping up the mortgage from my salary." For our model, the pain doesn't exist, because the property cash-flows from day one.
What's the outcome if you DO solve it? Passive income. Financial independence. The ability to buy the next property without selling the first one.
This three-part framework — problem, pain point, desired outcome — is how I evaluate every single property. I learned it in corporate finance, where every investment had to pass a business case review. In property, nobody does this. They look at the kitchen and ask whether they like the splashback.
Stop looking at splashbacks. Start deconstructing transactions.
Step 3: Practice by applying your model to random listings
Knowing your model is useless if you don't apply it under pressure. This step is where most people fall off, because it requires effort without an immediate payoff.
Here's the drill. Pick any listing — literally any listing — from realestate.com.au, Domain, or even a sold listing on CoreLogic. Then run it through your investment model as if you were about to buy it.
I'll walk you through mine using a real example.
Listing: Hampton Park, 650-square-metre block, three-bedroom brick veneer, listed at $750,000.
Land value test. Council site value for 650 square metres in Hampton Park based on recent vacant land sales: approximately $550,000 to $600,000 6. At a $750,000 asking price, land represents 73-80% of total value. Borderline. If we can negotiate to $700,000 or below, the ratio improves to 78-86%. Acceptable.
Cash flow test. Current rental comparable for a three-bedroom house in Hampton Park: $480 to $520 per week 7. Gross yield at $700,000: 3.6-3.9%. Not great. BUT — add a $13,000 light renovation (new paint, new flooring, partition wall to create a study nook) and the rent lifts to $580-$620 per week. Better. Add a granny flat at $110,000 build cost — total investment now $823,000 — and the combined rent hits $950 to $1,050 per week 8. Gross yield: 6.0-6.6%. Now we're talking.
Negotiation test. Is there room to negotiate below $750,000? Check days on market. If it's been listed for 40-plus days, the vendor is likely softening. Check the agent's other listings — if they have multiple properties in the same suburb, they're motivated to clear stock and will push the vendor toward a lower offer. Our team uses unconditional offers to apply maximum pressure. No finance clause, 45-day settlement, hard deposit 9. That typically shaves $20,000 to $40,000 off the asking price.
Valuation test. After renovation and granny flat, what does the bank value the property at? Based on comparable improved sales in Hampton Park, we'd expect $820,000 to $870,000 10. Against our all-in cost of $823,000, that's either breakeven or $47,000 in equity. If it's a clean valuation uplift, we refinance, pull the equity, and fund the deposit on the next purchase.
That whole analysis took me about five minutes. I do it on fifteen to twenty properties a week. Most don't pass the first test. Maybe three or four make it to the negotiation stage. One gets bought.
The point isn't to buy all twenty. The point is to train the pattern recognition. After six months of doing this drill weekly, you'll look at a listing and know within thirty seconds whether it fits your model. That's instinct. And once you have it, no one can sell you a bad deal.
"The investors who make money aren't the ones with the best spreadsheets. They're the ones who've looked at so many properties that they can smell a good deal the way a chef smells when the butter is about to burn. You can't learn that from a course. You learn it by doing the reps." — Joey Don
Why most agents don't teach this
I want to address something directly. Most buyer's agents and property advisors will never teach you this framework. Not because it's secret — it's not — but because it makes their job harder.
If you develop genuine investment instinct, you become a harder client to manage. You push back on recommendations that don't pass your model. You reject the "this is a great opportunity" pitch that relies on emotion rather than numbers. You demand to see the land-to-asset ratio, the post-renovation yield, and the projected bank valuation before you'll even inspect a property.
Most agents don't want that kind of client. They want the client who falls in love with the kitchen, gets excited about the potential, and signs the contract based on a vague promise that "property always goes up."
We want the opposite. We want clients who challenge us. Our best clients — the ones who've built portfolios of three, four, five properties with us — are the ones who run their own analysis in parallel with ours and call us out when the numbers don't stack. One of our clients, a software engineer, built a spreadsheet that calculates post-renovation yield and equity creation for every property we recommend. If our numbers don't match his within 5%, he rejects the deal. He now owns four properties, all positively geared, with a combined equity surplus of $310,000 above purchase prices 11.
That's what investment IQ looks like in practice. It's not about being the smartest person in the room. It's about having done enough repetitions that you can separate signal from noise in thirty seconds. And the good news is, anyone can build it. You don't need a finance degree. You don't need an economics background. You need forty-five minutes a week, a laptop, and the discipline to do the drills.
Start this week. Your future self — the one deciding whether to buy their second or third investment property — will thank you for it.
References
- [1]CoreLogic Australia, 'Median House Prices by Suburb — Melbourne Metropolitan', Q1 2021. Hampton Park vs Glen Waverley comparison.
- [2]Victorian Valuer-General, 'Site Value Data — Melbourne Growth Corridors', 2021. Land-to-total-value ratios for new estates.
- [3]PremiumRea investment philosophy: land value >80%, block size 600+ sqm, essential-worker demand corridors. From business.md operational guidelines.
- [4]Victorian Planning Authority, 'Understanding STCA (Subject to Council Approval) — What It Means for Buyers', 2021.
- [5]PremiumRea case study: Narre Warren — $762,000 purchase, $935/week rent with granny flat, $845,000 bank valuation at four months.
- [6]City of Casey, 'Vacant Land Sales — Hampton Park and Surrounding Suburbs', 2020-2021. Average land price per sqm analysis.
- [7]SQM Research, 'Weekly Rental Rates — Hampton Park 3976', May 2021. Three-bedroom house median rent.
- [8]PremiumRea construction and renovation data. Light cosmetic renovation $13,000; granny flat build $110,000; combined dual-income rent $950-$1,050/week in Hampton Park.
- [9]Real Estate Buyers Agents Association of Australia (REBAA), 'Unconditional Offers — Strategy and Risk Management', 2021.
- [10]PremiumRea case study: Hampton Park post-renovation valuations. CBA desktop valuation $670,000 on $590,000 purchase (15 Wren St).
- [11]PremiumRea client portfolio review, Q1 2021. Software engineer client — four properties, all positively geared, $310,000 combined equity surplus.
About the author

Joey Don
Co-Founder & CEO
With 200+ property transactions across Melbourne and a background in IT and institutional finance, Joey focuses on data-driven property selection in the outer southeast and eastern suburbs.