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SpendingPlan101

The library

38 plain-English reads on budgeting, saving, investing, debt, credit and taxes. Newest first unless you say otherwise.

Cover illustration for the Budgeting article, reading “Budgeting as a Couple”.
Budgeting

Budgeting as a Couple

Three structures: fully joint, fully separate, or proportional. Which you pick matters less than agreeing the amount above which you check with each other.

5 min read
Cover illustration for the Budgeting article, reading “Budget Percentages by Income: 50/30/20 Does Not Scale”.
Budgeting

Budget Percentages by Income: 50/30/20 Does Not Scale

One set of percentages cannot fit every income, because the cost of keeping a roof and getting to work does not scale down. Realistic bands at five income levels, from spending data rather than a slogan.

6 min read
Cover illustration for the Budgeting article, reading “The 50/30/20 Rule, Tested Against Real Incomes”.
Budgeting

The 50/30/20 Rule, Tested Against Real Incomes

The rule is quoted everywhere and tested nowhere. Run against what US households actually spend, only the top fifth of earners can keep needs under 50%, and the bottom fifth spends 81.6% there.

7 min read
Cover illustration for the Budgeting article, reading “Zero-Based Budgeting, Step by Step”.
BudgetingGuide

Zero-Based Budgeting, Step by Step

Every dollar gets a job before the month starts. The six steps, the mid-month reconciliation nobody mentions, and roughly how long the first one takes.

8 min read
Cover illustration for the Budgeting article, reading “Budget Categories That Actually Work”.
BudgetingGuide

Budget Categories That Actually Work

Most category lists are too fine to survive February. Here are the sixteen that hold, what belongs in each, and the four that are missing from almost every budget that failed.

8 min read
Cover illustration for the Budgeting article, reading “Why Budgets Fail in Week Three”.
Budgeting

Why Budgets Fail in Week Three

Budgets do not fail from weak discipline. They fail because five specific things were never in them, and three of the five are predictable to the dollar: $1,011 a month, in this case.

8 min read
Cover illustration for the Budgeting article, reading “How to Budget When Your Income Changes Every Month”.
Budgeting

How to Budget When Your Income Changes Every Month

Budget on your lowest month, not your average. Seven of twelve months fall below an average, and on one freelancer's real year, budgeting on it would have spent the tax money exactly.

9 min read
Cover illustration for the Saving article, reading “What Actually Counts as an Emergency”.
Saving

What Actually Counts as an Emergency

A $640 alternator on a nine-year-old car is not an emergency. A $340 windscreen is. The three-part test that separates them, and why it decides whether your fund survives August.

6 min read

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