Here's a question I ask almost every business owner I talk to, and almost nobody has a real answer for: how much money did you lose last month because someone called and nobody picked up?
Not a guess. Not a shrug. An actual number.
Most people can't answer it, and that's not a knock on them — it's genuinely hard to measure something that never shows up anywhere. A missed sale doesn't get an invoice. There's no line item for "the guy who called about a new water heater and then called your competitor instead." It just... doesn't happen, silently, and you never see the version of your bank account where it did.
The cost isn't small. It's invisible.
That's the real problem with missed leads. It's not that the cost is small. It's that the cost is invisible. You can't fix what you can't see, and most owners have simply never sat down and put a dollar figure on it.
So let's actually do that.
You've probably heard the stat by now — response time past five minutes drops conversion by roughly 80%. I used that number in a different post on this same idea, so I won't just repeat it here. Let me come at it from a different angle instead: think about it in terms of how a lead's attention decays.
Someone searching for a plumber, an HVAC repair, a dentist — they're not usually calling just one business. They're often calling two or three, especially if it's something urgent. Whoever answers first, or responds first, tends to win the job — not because they're better, necessarily, just because they were there. Every minute that passes after the initial contact is a minute where that lead's attention drifts toward whoever answers next. Five minutes isn't a strict cutoff where a switch flips. It's more like a curve, and it's a steep one. By the time you call back that evening, you're often not competing against a business that responded faster — you're competing against the fact that the decision already got made.
That's the part that's hard to see from the inside of your own business. You know your work is good. You know you'd have gotten the job if you'd just picked up. But "if I'd just picked up" happens dozens of times a month across most local service businesses, and it adds up to something real.
What the calculator actually does
Here's what the calculator below actually does. You put in your rough numbers — how many leads you get a month, roughly how many you're missing or responding to late, and your average job value — and it estimates what that's actually costing you annually. It's not a magic number pulled from nowhere. It's built around the same response-time-to-conversion research that shows up across the industry, applied to your actual figures instead of some generic small business average that may not look anything like your business.
It takes about 30 seconds. Genuinely — I timed it.