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Financial guides

Plain-language explainers behind the numbers.

Mortgage & Home

How Mortgage Payments Work: Principal, Interest, Taxes & Insurance

Every mortgage payment is built from four parts. Here is what each one does and how to use the numbers to pay off your home faster.

Loans

Loan Options Before You Borrow: APR, Terms and Total Cost

The lowest monthly payment is rarely the cheapest loan. Here is what to compare instead.

Auto

The Total Cost of Car Ownership Beyond the Monthly Payment

Your monthly payment is just one slice of what a car really costs. The rest hides in depreciation and fuel.

Credit & Debt

Debt Payoff Strategies: Avalanche, Snowball and Consolidation

Two proven methods pay off debt faster. Pick the one you will actually stick with.

Savings

Compound Interest: How Savings Grow Faster Than You Think

The single most important idea in personal finance: interest earns interest, and time is the multiplier.

Investing

Investment Fees, Returns and the Real Cost of Waiting

A 1% fee can take a third of your lifetime returns. Here is the math you need to know.

Retirement

Retirement Planning: How Much to Save and How Much to Withdraw

Two numbers decide your retirement: how much you save while working, and how much you safely withdraw after.

Income & Taxes

Income Taxes Explained: Brackets, Deductions and Your Effective Rate

Tax brackets are marginal, not total. Most people pay far less than their top rate suggests.

Savings

Emergency Fund: How Much to Save Before You Invest

Before chasing returns, build the buffer that keeps an unexpected bill from becoming high-interest debt.

9 guides · updated continuously