I've been a mortgage loan officer and real estate broker in the Tampa Bay area since 2001, so I've seen thousands of clients wrestle with this decision. Here's what rarely gets discussed: **the tax angle changes everything for investors versus primary homebuyers**. When I'm working with investment property buyers at Direct Express, I always run two scenarios--points versus no points--but I calculate the *after-tax* breakeven. Since mortgage interest is deductible on investment properties, that $4,000 you spend on points gives you an immediate tax write-off that same year. For someone in the 24% tax bracket, that's roughly $960 back, meaning your real cost is only $3,040. Suddenly your breakeven drops from 5+ years to maybe 3-4 years, which actually makes sense for a long-term rental hold. The second thing nobody mentions: **points affect your cash reserves for closing**, and that can kill deals. I've had clients in St. Petersburg who were so focused on getting the lowest rate that they bought two points and then nearly didn't qualify because their reserves dropped below the lender's requirement. On a $350,000 purchase, that's $7,000 gone--money that could've covered the first AC repair or roof issue. My rule after 20+ years: if you're buying a primary residence and plan to stay 7+ years in a stable rate environment, maybe consider half a point. If you're an investor, run the tax-adjusted math and make sure you're not draining your repair fund. And if there's any chance rates drop 0.5%+ in the next two years, skip points entirely--I've watched too many 2021-2022 buyers pay points at 3.5% only to refinance at 2.75% six months later and lose everything.
Mortgage points are prepaid interest. You pay a lump sum at closing to get a lower interest rate for the life of the loan. This can reduce your monthly payment, but you're betting against your own future flexibility. You're gambling that you'll keep that specific mortgage long enough for the savings to pay off. Start by calculating the breakeven point. Divide the total cost of the points by your monthly savings to see how many months it takes to recoup the cost. Most people overestimate how long they'll stay, though. A new job, a growing family, or a chance to refinance at a lower rate can happen unexpectedly. If you sell or refinance before that breakeven date, the money you paid for points is gone. It becomes a bonus for the lender, not a savings for you.