What if I told you that some of the worst financial decisions I've ever seen were made by some of the smartest people I know? 
Doctors. Lawyers. Business owners. Executives. People who are genuinely brilliant in their field, yet they're making wealth mistakes that are quietly costing them hundreds of thousands of dollars, sometimes more.
And here's what's really interesting: their intelligence isn't protecting them. In some cases, it's actually making things worse.
Because smart people are used to being right. They research more, they debate more, they over-think more, and sometimes that confidence becomes a substitute for strategy.
So today, Greg Hankinson and I are going to walk you through the 12 biggest wealth mistakes we see even very smart people make. And I'll tell you, this isn't just theory. These are real patterns we've watched play out across decades of working with Australian investors at every income level.
We unpack how high incomes can hide poor financial habits and create a false sense of security.
We look at why more data does not automatically produce better property decisions.
We discuss how tax, emotion, and impatience can quietly derail long-term wealth building.
We finish by showing why strategy, perspective, and the right team matter far more than raw intelligence.
Takeaways
- Income alone does not create wealth when lifestyle spending rises just as quickly.
- Smart professionals often overthink decisions and confuse research with strategy.
- Too much data can cause paralysis, false confidence, and missed opportunities.
- Tax benefits should support an investment, not justify a poor-quality asset.
- Capital growth, not rent, usually drives long-term property wealth in Australia.
- Owner-occupier demand helps protect values and improves resale prospects over time.
- Good properties in the same suburb can perform very differently street by street.
- A proper wealth plan starts with the end goal and works backwards.
- Emotional reactions during downturns can trigger bad timing and unnecessary selling.
- Patience allows compounding, rent growth, and equity growth to do the heavy lifting.
Links and Resources:
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Greg Hankinson – National Director Metropole
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