Somebody is on your step. They were working down the road, they noticed your roof, they have material left over, and they can do it this afternoon for well under what it would normally cost. Every part of that sentence is doing a job.
Why this pitch exists at all
Good tradespeople are busy. Someone genuinely skilled and local has more work than time and gets the next job from the last one — they do not spend a Tuesday afternoon walking a street hoping a stranger says yes. That is not a moral judgement, it is arithmetic. Door-knocking is what you do when you do not have a pipeline, and there are only a few reasons not to have one.
After a storm this multiplies. Crews travel into areas with fresh damage precisely because urgency is high, everybody is dealing with insurance, and nobody has a regular roofer. Some are competent and simply chasing work. Some are not going to be reachable in six months when the flashing lifts.
The four tells
| What they say | What it is for |
|---|---|
| "We can start today" | Availability that no busy tradesperson has. It also removes the gap in which you would get a second quote. |
| "We have materials left over from a job nearby" | Explains the low price so it does not need justifying, and implies a neighbour has already trusted them. |
| "Let me get up there and take a look, free" | Produces photographs you cannot verify, of a roof you cannot see. Occasionally produces the damage as well. |
| "This price is only good today" | The whole pitch. Everything else is scenery. |
The one rule that covers all of it
Never agree to work at the door. Not reduced, not deferred — never. This is not a judgement about the person in front of you, and it does not require you to work out whether they are genuine. It is a standing policy, which is exactly what makes it easy to apply while somebody is looking at you.
A sentence that ends it politely: "Thanks — I do not take on work at the door. Leave a card and I will call you if I need something." Then close the door. You are not obliged to hear the rest, and somebody legitimate will simply leave a card.
If they will not accept a card being left, or they follow up on the point after you have declined, the conversation has told you what you needed to know. Anybody pressing after a clear no is not doing it because their price genuinely expires.
If you think there is actually damage
There might be. A storm went through and something might really be wrong. That is a good reason to look into it, and no reason at all to look into it with the person who happened to knock.
- Photograph what you can see from the ground, with the date. Do not climb anything.
- Call your insurer before you commission any work. Most policies require it, and an adjuster's assessment gives you an independent account of the damage.
- Get two quotes from people you found rather than people who found you. A week of waiting has never made a roof significantly worse. Tarp it if water is getting in.
- Be careful about signing anything described as authorising an inspection or an insurance claim. Some of these documents assign your claim to the contractor. Read what you are signing, and take the time to do it.
The thing that actually prevents this
Almost everyone who accepts a doorstep offer does it because they have no alternative to hand. There is damage, it feels urgent, and there is one person available. The competition is not a better contractor — it is nobody.
Having a name already written down for a roof, a boiler and general repairs turns the doorstep offer from a monopoly into an option, and options are easy to decline. That is worth doing on a calm weekend rather than during a storm.
Frequently asked questions
Are door-to-door contractors always a scam?
No, but the odds are poor and the deal is usually worse than one you could arrange in a week. Busy local tradespeople get work from previous jobs rather than by walking streets, so door-knocking selects for people without a pipeline. After a storm it also selects for crews who travelled in and will not be nearby when something needs fixing.
What is a storm chaser contractor?
A crew that travels into an area after severe weather to take advantage of concentrated damage, urgency and insurance money. Some do competent work. The risk is not always poor workmanship — it is that they are gone before a warranty means anything.
How do I say no to a contractor at my door?
One sentence, used every time so it needs no judgement in the moment: "Thanks, I do not take on work at the door. Leave a card and I will call you if I need something." Then close the door. Anyone legitimate will leave the card.
Should I let someone inspect my roof for free?
Not somebody who arrived uninvited. A free inspection produces photographs of a roof you cannot see, of damage you cannot verify, and there are documented cases of damage being caused during one. If you believe there is a problem, call your insurer and get quotes from people you found yourself.