The Playbook

Productize the Thing People Keep Asking You For

Stop guessing what to build. Your inbox is already telling you.

← All articles · distilled from real founder research

The best product idea you'll ever have is probably one you're currently doing by hand for free, over and over, wondering why people keep asking. When the same request keeps landing in your inbox, that's not an annoyance. That's the market telling you what to build, in plain language, for free. Productize the thing people keep asking you for.

The purest example is Twitch, which was Justin.tv first. The founder was "lifecasting" — streaming his own life. And viewers kept asking the same question: how do I start my own channel? That question, repeated enough times, was the entire pivot. They opened it up so anyone could stream, and that turned into viral growth and eventually a game-streaming giant. The product wasn't the founder's original idea. It was the answer to the request people kept making. He listened to the "how do I do what you're doing?" and built exactly that.

Zapier is the same shape. Wade Foster found users on product forums begging competitors for specific integrations — the same requests, over and over, unanswered. So he productized the answer. He'd reply offering to build the integration now, with a landing page, and manually configure it. Those pages got maybe ten to fifteen visitors, but about half signed up, because he was building the precise thing they'd just asked for. The whole company is, in a sense, a machine for productizing "can you connect X to Y?" — a request people wouldn't stop making.

There's a beautiful services-to-product version of this too. Ryan Doyle built Magic Sales Bot — an AI cold-email writer — because he'd been doing cold email and knew, intimately, the repetitive part everyone wanted handled. It rode the AI wave to around $1,000 MRR and got Calm Fund backing. He productized the tedious, repeated task he already understood from the inside. And more broadly, the whole Sales.co story is Doyle and Greenfeld doing cold-email work manually for clients first, seeing the pattern, and packaging it.

This is honestly how a huge number of service businesses should evolve, and the research is full of the pattern hiding in plain sight. InBound Blogging started as an affiliate blog, but the founder kept demonstrating SEO results — so he pivoted into selling SEO services, the thing his content was proving he could do. Bailey's Blossoms started with Erin Hooley making hair accessories at her kitchen table on Etsy because that's what sold; she productized the demand into a whole children's clothing business. Even Aaron Krause's Scrub Daddy came from repurposing a foam he'd invented for his auto-detailing business into a scrubbing sponge — he noticed what the material was actually good for and productized that.

Here's why "what people keep asking for" is such a reliable signal, better than most idea-generation. A repeated, unprompted request is demand that already exists, validated by the fact that someone bothered to ask before you offered anything. You're not convincing anyone the problem is real — they're the ones raising their hand. You're not guessing at willingness to pay — they're literally requesting the solution. Compare that to the usual founder move of dreaming up a clever product and then desperately hunting for someone who wants it. When you productize inbound requests, the wanting comes first.

So how do you actually spot and act on it?

Keep a list. Every time someone asks you to do something, or asks how you did something, or asks if you could also handle X — write it down. The pattern won't be obvious in any single message; it emerges across ten of them. The founders above all had a moment of "wait, everyone keeps asking me the same thing."

Then do it manually first, exactly like these founders did. Don't build the polished product yet. Fulfill the request by hand for a few people — do the cold email, build the one integration, make the accessory, run the SEO. Doing it manually teaches you what the productized version needs to be, and it confirms people will actually pay, not just ask. Wade's manual integrations, Doyle's manual campaigns, Krause's hand-cleaning foam — the manual phase is the product spec.

And when the same manual task has repeated enough times that you're sick of doing it? That's the moment to package it. The exhaustion is the signal. You've done it enough to know exactly what it is, exactly what people want, and exactly what to charge.

Your next product is probably already sitting in your inbox, phrased as a question, asked by three different people who don't know they're doing your market research for you. Go read it. Then build it.

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