Home & Big Purchases
Rent-vs-buy math, the real cost of owning a house or a car, down-payment strategy, and mortgage points: the decisions that shape your cash flow for decades.
9 guides in this topic
Concept17 min readCalculator
Do You Need a Paid-Off Home to Retire?
No, you do not need a paid-off home to retire, but you need durable, flexible cash flow. How a mortgage affects sequence risk, taxes, and FIRE math, with a keep-vs-payoff calculator.
Strategy14 min readCalculator
Funding the Down Payment: Gift, Family Loan, or Sell the Stock?
Where the down-payment cash comes from changes the tax and liquidity cost more than the monthly payment. Compare selling appreciated stock, a family gift, and a family loan for a high-income tech buyer.
Strategy16 min readCalculator
Are You About to Be House-Poor? A Stress Test for RSU-Heavy Households
Most home affordability calculators ask if you can make the payment. This one asks if you'll still be solvent if your RSUs drop 40% and a repair hits.
Strategy16 min readCalculator
Is a 30-Year Fixed Mortgage an Inflation Hedge? Yes, With Important Caveats
A 30-year fixed mortgage can hedge inflation, but only conditionally. Here's the math, Bernstein's four deep risks, and when the framing breaks down.
Strategy14 min readCalculator
Mortgage Points: When They're Worth It and When They're Not
Points are a prepayment of interest, not a rate hack. Learn the CFPB break-even framework, who should and shouldn't buy points, and why shopping lenders beats chasing a headline rate. Includes an interactive decision calculator.
Strategy16 min readCalculator
The True Cost of Owning a Home: Cash, Economic, and Exit Value
Your mortgage payment is not your cost of ownership. Learn the three views (cash, economic, exit) used by HUD and CFPB, see the real categories most buyers underestimate, and use the interactive calculator to compute your own numbers.
Strategy14 min readCalculator
The True Cost of Owning a Car: Depreciation, Not the Monthly Payment
Depreciation is usually the largest cost of car ownership, and most buyers never see it. Learn the AAA/Edmunds TCO framework, see how gas, hybrid, and EV costs compare, and use the interactive calculator to find your real cost per mile.
Strategy16 min readCalculator
How Much to Put Down on a House: The Framework Most Buyers Get Wrong
Stop optimizing for total interest paid. The right down payment depends on cash to close, post-close reserves, PMI thresholds, and loan-bucket boundaries. Includes a calculator for tech workers with RSUs.
Strategy15 min read
Rent vs. Buy: A Financial Analysis Beyond the Monthly Payment
The monthly payment comparison is misleading. Learn how opportunity cost, transaction fees, tax benefits, and investment returns change the rent vs. buy math, and why hold period is the key variable.
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