8 Minimalist Money Rules You MUST Follow to Always be Financially Stable
July 22, 2026
AI Summary
5 min readIn Los Angeles, a friend earning high six figures lives in a gorgeous apartment, drives a nice car, and dresses impeccably — but she is two paychecks away from financial panic. Another friend, a school teacher named Summer who makes $60,000, lives in a small, clean apartment and just got back from another trip. Same city, same cost of living. The person earning half as much is the one who is actually free. The difference was never income. It was a handful of minimalist money rules followed by people who always have money.
Everything costs money three times
The central concept underpinning all of these rules is that every purchase has three costs, not one. The first cost is obvious: the price tag. The second is maintenance cost — everything you own needs a place to live, insurance, repairs, dry cleaning. Those clothes in your closet and the Peloton in your living room are taking up space in your apartment, meaning you are effectively paying rent for your things. The third cost is the biggest: the opportunity cost of not having invested that money. Every dollar spent on stuff is a dollar that isn't growing for you.
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What you'll learn
- 1 (00:00) **The Two Friends: A Tale of Income vs. Freedom** - Introduces two contrasting friends: a high-earner (six figures) who is two paychecks from panic, and Summer, a teacher earning $60k who is financially free. The core thesis is established: financial stability is about rules, not income.
- 2 (00:55) **The Three Hidden Costs of Everything You Buy** - Introduces the foundational concept that every purchase has three costs: the price tag, maintenance/storage, and the opportunity cost of not investing.
- 3 (01:47) **Rule #1: Calculate Cost Per Use** - Explains that the price tag is deceptive; the true measure of a purchase's value is its cost divided by the number of times it's used.
- 4 (02:27) **Parkinson's Law and Stuff: Why Possessions Expand** - Applies Parkinson's Law (work expands to fill the time given) to finances: possessions and spending expand to fill the space and money available.
- 5 (03:50) **Rule #2: One In, One Out** - A practical strategy to combat Parkinson's Law: for every new item you bring in, one old item must leave.
- 6 (04:16) **Rule #3: The Replacement Test** - A thought experiment based on the LA wildfires: if your home burned down, which items would you actually spend money to replace?
- 7 (06:47) **Rule #4: Make Spending Inconvenient and Saving Automatic** - Human behavior follows the path of least resistance, so the environment must be engineered to make saving easy and spending hard.
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Show Notes
If you’re new here, hi! I’m Rose Han, bestselling author of Add A Zero, and my mission is to help you master your money so you can create a life on your terms 💫
A little bit about me…
*11 years ago:* $100K in debt. Really bad with money. Felt completely trapped.
*Today:* First millionaire in my family. I wake up and do what I want, when I want, where I want, how I want.
Life is too damn short to settle.
Sure, you might have to let go of some people (and old versions of yourself) along the way. But don't let anything or anyone stop you from the life that you deserve.
I believe in you ❤️
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