Cash Home Buyers, Explained

“We buy houses” signs are everywhere, and the companies behind them range from honest local buyers to high-pressure operators. If you’re considering a cash sale, it helps to understand how these buyers actually work — and how to tell a fair one from a bad actor.

A legitimate cash offer follows a simple, repeatable formula: start with the home’s after-repair value (what it would sell for once fully fixed up), then subtract the cost of repairs, the buyer’s closing and holding costs (the costs of owning the home while it’s fixed and resold), and a reasonable margin (the buyer’s profit). That’s why cash offers are below full retail — the buyer takes on the repairs, risk, and monthly carrying costs — but it’s also why a fair offer is explainable. The diagram and calculator below show exactly how the math works.

Green flags: transparent math, no fees or commissions, a written no-obligation offer, proof of funds (evidence they actually have the cash) on request, local knowledge, and no pressure. Red flags: “this offer expires tonight,” a number with no basis, contracts that let them assign the deal (sign it over to someone else) and walk away, last-minute renegotiation, and any up-front fees.

A cash sale trades a bit of top-line price for speed, certainty, and zero hassle. It’s not for everyone — an honest buyer will tell you when listing is the better move (see our cash-offer-vs-agent comparison). Try the estimator below to see a rough number for your home.