Guides

Explainers behind the calculators — the math, the gotchas, and the worked examples.

How Your Mortgage Payment Is Calculated

PITI, PMI, escrow, and the amortization formula — explained with a real $400,000-home example, plus what extra payments actually save you.

Rent vs. Buy: How to Decide Whether Buying a Home Is Worth It

The 5% rule, the price-to-rent ratio, and the three hidden costs buyers forget — with a full $450,000-home vs. $2,200-rent worked example.