“Is this even legal? Well, before I get to that, I'll tell you what this is.”

Name: Is this even legal? Well, before I get to that, I'll tell you what this is.
Uploaded: 2026-05-04T16:04:15+00:00
Channel: @the.koerner.office
Description: A man explains how using a stencil and a pressure washer to clean dirty concrete can be a genius and legal way to advertise a local business. The video shows various examples of this 'reverse graffiti' marketing technique.

@the.koerner.office · 712K followers

×55its author's usual

This creator normally gets 10K views. This one got 551K. That gap — not the raw number — is what makes the format worth copying.

A man explains how using a stencil and a pressure washer to clean dirty concrete can be a genius and legal way to advertise a local business. The video shows various examples of this 'reverse graffiti' marketing technique.

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551K

Views

1.3%

Engagement

85/100

Virality

Likes 6.8KComments 70Shares 1.2K

Why it worked

The video uses a curiosity-gap hook by questioning the legality of the method, immediately drawing viewers in. The visual demonstration of the 'reverse graffiti' is satisfying and engaging, making the concept easy to understand and share. It offers a practical, actionable business idea, appealing to entrepreneurs and those looking for side hustles.

Strong hook that creates curiosity.Clear and concise explanation of the business idea.Visually satisfying demonstration of the technique.Addresses potential concerns (legality) directly.Provides actionable advice for starting the business.

business ideasmarketing hacksentrepreneurshipside hustles