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Guides & articles

Plain-English explainers on money — each paired with a free tool so you can run the numbers as you read.

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13 articles
Financial Independence

What Is FIRE? A Beginner's Guide to Financial Independence

FIRE means building enough invested wealth that work becomes optional. The 25× rule, why your savings rate matters most, and how to start.

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Financial Independence

Types of FIRE: Lean, Fat, Coast and Barista Explained

Four names, one formula. What each variant assumes, and a worked example where one saver's target ranges from $306,000 to $2.25m.

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Financial Independence

Your Savings Rate Decides When You Retire

Not your salary, not your fund choice. The full table from 5% to 80%, the formula behind it, and why cutting spending beats earning more.

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Financial Independence

What Is Barista FIRE? Semi-Retirement, Priced

How part-time income shrinks the portfolio you need by twenty-five times its size — and the two risks that decide whether it works.

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Financial Independence

Is FIRE Realistic? The Objections, Taken Seriously

The 4% rule's US bias, sequence-of-returns risk, healthcare and lifestyle drift — and what still holds up once you account for all of them.

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Financial Independence

What Is Coast FIRE? How to Stop Saving and Still Retire Rich

Coast FIRE is the point where your investments grow into your retirement number on their own, so you can stop saving for the future. The math and an example.

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Retirement

What Is the 4% Rule — and Does It Still Work?

Withdraw 4% of your portfolio in retirement, adjusted for inflation. How the rule works, the 25× corollary, where it came from, and its limits.

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Debt Payoff

Debt Snowball vs Avalanche: Which Pays Off Debt Faster?

Two proven methods to clear debt — smallest balance first for momentum, or highest rate first for the lowest cost. A worked example and how to choose.

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Budgeting

The 50/30/20 Budget Rule Explained (With Examples)

Split your take-home pay into needs, wants, and savings with the simplest budgeting framework that actually sticks — plus how to adapt it to your life.

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Home Buying

How Much House Can I Afford on My Salary?

Turn your income into a realistic home price with the 28/36 rule — taxes, insurance and upkeep included — not just the maximum a bank will lend.

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Investing

The Rule of 72: How Long to Double Your Money

Divide 72 by your return to estimate how long money takes to double. Examples, using it in reverse, and where it applies beyond investing.

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Investing

Lump Sum vs Dollar-Cost Averaging: Which Wins?

Lump-sum investing beats dollar-cost averaging about two-thirds of the time — but DCA lowers regret risk. A worked example and how to choose.

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Loans

What Is an EMI and How Is It Calculated?

An EMI is a fixed monthly loan payment split between interest and principal. The formula, a worked example, and why a longer term costs more.

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