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Home financing: explained without the broker-speak.

Long-form articles on mortgage math, refi strategy, PMI loopholes, DTI myths, and rent-vs-buy decisions — written for regular people making the biggest purchase of their lives.

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30-Year vs 15-Year Mortgage: A Quantitative Comparison (2026 Update)

August 4, 20264 min read

Crunch the numbers between 30-year and 15-year fixed mortgages: lifetime interest, break-even cross-over points, opportunity cost on monthly cash flow, and when each makes sense.

mortgage rates
30-year
15-year
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PMI
July 18, 20265 min read

How to Remove PMI Early (Without Refinancing) — The 2026 Playbook

Cancel PMI months or years ahead of the automatic HPA removal. Understand the 80/20 rules, BPO vs appraisal strategies, FHA MIP workarounds, and servicer loopholes.

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DTI
June 27, 20266 min read

The 28/36 Rule (and Why Modern Lenders Bend It All the Time)

Front-end vs back-end DTI: what underwriters actually look at, the 28/36 rule of thumb, and when 43% back-end, 45%, or even 50% DTI gets approved in 2026.

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Disclaimer: HomeSmartCalc provides calculators and content for educational and informational purposes only. Calculations are estimates based on the inputs you provide. Actual loan terms, rates, closing costs, insurance, and tax assessments vary by lender, location, loan program, and individual circumstances. Consult a licensed mortgage professional, CPA, or financial advisor before making any financial or real estate decisions.

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