Why Simplicity beats Optimization in personal finance

I have come to appreciate that the biggest financial wins in life don't come from being clever. They come from keeping things simple enough to stick with for decades.
  • Stop chasing every extra 0.5% return.
    • Many Singaporeans spend weeks comparing savings accounts, fixed deposits and money market funds just to squeeze out a few extra dollars.
    • If your emergency fund is earning a reasonable return, your time is probably better spent increasing your income or optimizing your life experiences.

  • CPF is already doing a lot of the heavy lifting.
    • Instead of trying to outsmart every investment, recognise that CPF provides a solid foundation for retirement, healthcare and housing.
    • Build around it rather than constantly trying to beat it.

  • You don't need five brokerage accounts.
    • Some investors have accounts with multiple brokers because each offers slightly lower fees or different promotions.
    • One reliable brokerage and a consistent investment plan is often more effective than constantly switching platforms. I am currently using Moomoo because I can conveniently trade using its friendly mobile app, click here if you want to use my referral code to sign up.

  • A boring investment portfolio usually wins.
    • Regularly investing into diversified global index funds requires less effort than chasing hot stocks, AI themes or the latest market trend.
    • Trading needs a Jedi mindset but not everyone has that kind of skills or discipline.
    • Boring doesn't make headlines, but it often compounds quietly over decades.

  • Automate as much as possible.
    • Salary comes in and get transferred to a "savings pot"
    • Bills get paid via Giro
    • Investments happen automatically with RSP.

  • Don't over-optimise credit card rewards.
    • Earning an extra few miles or cashback isn't worth buying things you wouldn't have purchased otherwise.
    • A simple cashback or miles strategy that you actually remember to use beats a complicated one with dozens of spending categories or rebate requirements.

  • Your property doesn't need to be an investment masterpiece.
    • Many spend years trying to perfectly time upgrading from an HDB flat to a condo or buying the "next hot" district.
    • Buying a home you can comfortably afford is usually a better financial decision than stretching your budget based on future price expectations.

  • Ignore most financial noise.
    • Every week there's a new "must-buy" stock, recession prediction or property forecast.
    • Most of these won't matter 20 years from now, but your savings rate and investing discipline will.

  • Optimise the big decisions instead of the small ones.
    • Negotiate your salary.
    • Avoid lifestyle inflation.
    • Keep mortgage manageable.
    • Invest consistently.
    • These decisions move your net worth far more than hunting for the highest deposit rate every month.

  • Simple systems survive busy lives.
    • In your 20s, you have time to monitor every investment.
    • In your 40s, you're juggling work, ageing parents and possibly children.
    • Ensure that your financial system work even when life gets hectic.

The Bottom Line

After nearly two decades of managing my own money, I've realized that personal finance isn't a competition to build the most sophisticated spreadsheet.

It's about creating a system that you can follow through bull markets, recessions, job changes and everything else life throws at you.

Because in the long run, simplicity and consistency beat optimization.

Thanks for reading!

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Disclaimer:

The contents of this blog are author's personal opinions and do not constitute advice to hold, buy or sell any securities, commodities or assets. This blog may contain affiliate links to external sites.