Guides
Worked examples, not listicles. Every number below is computed by the same engine as the calculators.
Mortgage Recast vs Refinance: Which Saves More?
Both lower your monthly payment. One costs $300 and keeps your rate; the other costs $4,000 and changes everything. The right choice depends on one question nobody asks first.
Biweekly Mortgage Payments: The Honest Math
Biweekly payment plans work — but not by magic, and not for everyone selling them. The entire benefit is one extra monthly payment per year, and you can get it for free.
Pay Off the Mortgage Early or Invest? A Framework With Real Numbers
This is the most argued question in personal finance, and most answers dodge the only number that matters: the spread between your mortgage rate and your realistic after-tax investment return.
Extra Mortgage Payments for Irregular Income: A Playbook
Most prepayment advice assumes a steady paycheck and a flat monthly extra. Real households run on tax refunds, bonuses, commissions, and side income that arrives in lumps. This is the playbook for that reality.
15-Year vs 30-Year Mortgage: The Real Cost of the Lower Payment
The 15-year mortgage saves a six-figure sum and most people should not take it. Both things are true; here is the arithmetic that reconciles them.
How to Read an Amortization Schedule (With a Real Example)
An amortization schedule is your loan with the lid off — every payment, split into the part that pays for the money and the part that pays for the house. Ten minutes with a real table teaches more than any article, including this one.