Guerrilla Marketing Object Lesson… “The Line Outside the Door”.
In 1948, Harry Snyder and his wife Esther opened the very first In-N-Out Burger in Baldwin Park, California.
It wasn’t a big restaurant.
It wasn’t fancy.
It barely had space for customers.
But something unusual started happening.
There was always a line outside the door.
Cars stacked up.
People waited.
Drivers passing by kept seeing the same thing:
A crowd.
And that crowd triggered a simple human thought:
“If all those people are waiting… it must be good.”
The line itself became the advertisement.
No marketing budget.
No billboards.
No TV ads.
Just a visible signal that something worth waiting for was happening inside.
The line created curiosity.
Curiosity created trial.
Trial created loyalty.
That’s guerrilla marketing.
The Guerrilla Lesson
People trust crowds more than advertising.
A visible signal of demand can be more powerful than any marketing campaign.
Psychologists call this social proof.
We instinctively believe:
If other people want it…
it must be valuable.
So the real question is not:
“How do I advertise?”
The better question is:
“How do I create visible demand?”
Modern Examples of “The Line Outside the Door”
You see this everywhere:
• Apple product launches
• Nightclubs with velvet ropes
• Food trucks with crowds
• Restaurants with a wait list
• Limited-release sneakers
• Cruise deals that sell out
The line signals value.
And once the line appears…
marketing becomes automatic.
Action Items (Guerrilla Marketing in Practice)
This week your mission is to engineer visible demand.
Think about your business or project and answer these questions:
1. Create a Visibility Moment
What could you do that would create a visible gathering of people?
Examples:
• A limited event
• A special release
• A one-day offer
• A public demonstration
• A live challenge
• A pop-up experience
2. Limit Availability
Lines form when something feels scarce.
Ideas:
• Only 20 spots available
• First 50 customers
• One-day event
• A single location pop-up
Scarcity creates urgency.
Urgency creates lines.
3. Make the Crowd Visible
This is the key guerrilla move.
Make sure people can see the demand.
Examples:
• photos of lines
• “sold out” posts
• wait lists
• countdown timers
• people sharing their experience
When people see others participating, they want in.
Homework
Post your answer to these three questions in the SKOOL community:
1️⃣ What could create a line outside the door in your business?
2️⃣ What limited offer or event could trigger it?
3️⃣ How will you make that demand visible to others?
Even if it’s small… try it this week.
Guerrilla marketing is about creative experiments, not perfection.
Your Mission
Create your own “Line Outside the Door” moment this week.
Then come back and post:
• What you tried
• What happened
• What you learned
Successes and failures are both welcome.
Because every experiment sharpens your marketing instincts.
- Dave
Post Your Results Below
📌 In the comments, tell us:
What’s your “Line Outside the Door” idea?
And if you run the experiment…
Share photos, results, and stories.
The Creative Infusion Team will review them and highlight the best ones.
Let’s see who can create the most curiosity this week.
  • Dave
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Dave Siefkes
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Guerrilla Marketing Object Lesson… “The Line Outside the Door”.
Creative Infusion Team
skool.com/guerrillamarketing
Creative Infusion Team brings bold thinkers together to spark guerrilla marketing, sharp strategy, AI and unstoppable momentum for your business.
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