Mortgages
What Is PMI? Private Mortgage Insurance, Explained
PMI protects the lender, not you, when you put down less than 20%. Learn what it costs, when it is required, and how to cancel it at 80% and 78% LTV.
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Learning center
Understand the money concepts behind the numbers.
Clear, sourced explainers of the terms that shape real financial decisions — then a free calculator next to each one so you can put the idea to work on your own situation.
Browse calculatorsHomeownership
What Is Escrow? A Plain-English Guide for Homeowners
An escrow account lets your mortgage servicer collect and pay your property taxes and homeowners insurance. Learn how it works, and what a shortage means.
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Borrowing
What Is a Good Debt-to-Income Ratio?
Your DTI is monthly debt payments divided by gross monthly income. Learn how to calculate it, what counts, and the ranges lenders tend to prefer.
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Budgeting
The 50/30/20 Budget Rule, Explained with Examples
The 50/30/20 rule splits after-tax income into 50% needs, 30% wants, and 20% savings and debt. See how it works, with examples and when to adjust it.
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Real estate investing
What Is a Cap Rate? Real Estate Returns, Explained
Cap rate is net operating income divided by property value. Learn how to calculate it, what a good cap rate means, and the risks it hides.
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