How Big Should Your Emergency Fund Be? A Month-by-Month Method
Most advice stops at three to six months, which is a range, not a plan. This guide builds the number from your own essential spending, tells you what counts as essential and w…
Overview
Numbers first, then the method
A working reference for household money: numbered guides, plain definitions and worksheets you can fill in.
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Guides
A working reference for household money: numbered guides, plain definitions and worksheets you can fill in.
Savings Rate: Why the Percentage Beats the Amount
A fixed dollar amount ages badly. A percentage of income moves with your life, survives a raise, and answers the only question that matters over decades: how much of what you …
Index Funds: What You Are Actually Buying
An index fund is a rule, not a stock pick: hold everything in a defined list, in proportion to its size, and charge as little as possible for doing it. This guide covers how a…
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Glossary
A working reference for household money: numbered guides, plain definitions and worksheets you can fill in.
Compound Interest: Definition, Formula and a Worked Example
Compound interest is interest that is calculated on both the original amount and on interest already earned. That single change is why the growth curve bends upward instead of…
Emergency Fund: What Counts and What Does Not
An emergency fund is cash set aside for costs that are both unexpected and unavoidable. The definition has two halves, and most confusion comes from dropping one of them: a sa…
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Budget templates
A working reference for household money: numbered guides, plain definitions and worksheets you can fill in.
Zero-Based Monthly Budget Template
A zero-based budget assigns every unit of income to a named category until the unassigned balance is exactly zero. This template gives you the two column sets you need, the or…
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Recently published
Snowball or Avalanche? Choosing the Debt Order That Actually Finishes
Both methods tell you to pay minimums on everything and throw every spare unit at one debt. They differ only in which debt gets the extra. Avalanche is cheaper on paper; snowb…
Emergency Fund: What Counts and What Does Not
An emergency fund is cash set aside for costs that are both unexpected and unavoidable. The definition has two halves, and most confusion comes from dropping one of them: a sa…
Expense Ratios: Why One Percent Becomes Six Figures
A fee of one percent sounds small because it is quoted against assets, not against returns, and because it is charged quietly a fraction at a time. Over thirty years it can re…
Your First Zero-Based Budget: A Four-Session Method
Zero-based budgeting means every unit of currency gets a job before the month starts, including the units you send to savings. Done in one sitting it fails, because the first …
Zero-Based Monthly Budget Template
A zero-based budget assigns every unit of income to a named category until the unassigned balance is exactly zero. This template gives you the two column sets you need, the or…
Compound Interest: Definition, Formula and a Worked Example
Compound interest is interest that is calculated on both the original amount and on interest already earned. That single change is why the growth curve bends upward instead of…