What is guerrilla marketing, and when can it work for a company?

Guerrilla marketing uses unexpected and unconventional initiatives to attract attention in a particular place, moment or community. It is not simply a low-cost campaign, and it does not mean improvising. It works when the idea makes intelligent use of its context, communicates a recognisable message and gives people a reason to describe what they have seen.

The term is associated with Jay Conrad Levinson, who developed high-impact marketing principles designed in part for small businesses. The central idea is not to spend as little as possible, but to replace some financial investment with knowledge of the audience, time, energy and imagination, as reflected in the publisher’s presentation of his work.

What makes an initiative genuinely unconventional?

A billboard with unusual artwork is still a billboard. A guerrilla initiative changes how a message encounters people. It may use an everyday space in an unexpected way, transform an object, involve a community or create an experience whose meaning depends on the place in which it happens.

Surprise alone is short-lived. It must make a benefit, problem or aspect of the brand easier to understand. If the audience remembers only the joke and cannot connect it to the company, the initiative has produced attention but not necessarily value.

It does not always need widespread distribution. A local business may benefit more from involving a small number of genuinely relevant people than from reaching a large but distant audience. The right scale depends on the objective.

When can it be useful for an SME?

Guerrilla marketing can make sense when the audience is recognisable, the context allows a credible encounter and the company has something simple to communicate. It can support an opening, launch, event or cause that fits the company’s identity. It is less suitable when the decision requires confidentiality, highly technical explanations or complete control over every possible interpretation.

An SME should not imitate spectacular campaigns created for established brands. It should begin with a concrete constraint: which behaviour, place or habit do we understand well enough to create a relevant encounter? A good idea often comes from a detail close to the customer rather than a generic desire to go viral.

How do you design a guerrilla marketing initiative?

Define the outcome first. Do you want to introduce a new shop, start conversations, bring people to an event or encourage them to try a service? Then describe the audience and context: where are people, what are they doing and what interruption might they accept without feeling deceived or annoyed?

The idea should be explainable in one sentence. Check that its connection to the brand is clear, that a next step exists and that people and materials are sufficient. Prepare a smaller scenario that allows you to observe reactions before extending the initiative.

Assign operational responsibilities. Who controls the space? Who intervenes if something is misinterpreted? Who documents the initiative? Who responds online? What feels spontaneous to the audience often requires careful preparation behind the scenes.

What role do social media and digital content play?

An initiative can begin offline and continue online through photographs, videos, comments and editorial coverage. This amplification is not automatic. You need to decide what to document, from which perspective and where to direct people who want to learn more. A page, useful content or a clear invitation can turn curiosity into a journey.

Avoid designing the experience only for the final video. If participants feel that they have been used as extras, distribution may expose that inconsistency. The content must represent what happened honestly and respect people, context and permissions.

Which risks need to be considered?

Surprise and ambiguity can generate reactions other than those expected. Before acting, check permissions, use of spaces, safety, accessibility, privacy and image rights. Consider possible material damage, disruption and unwanted associations with places, events or causes.

Prepare criteria for stopping the initiative and a transparent way to respond to criticism. Being provocative does not remove responsibility for the consequences. If the idea works only by hiding its commercial nature or putting someone in difficulty, the reputational risk may outweigh the benefit.

How do you measure the results?

Start with what the initiative was intended to change. Participation, visits, brand searches, page views, enquiries and sales describe different stages. Reach and sharing describe resonance, but do not prove by themselves that the audience was appropriate or understood the message.

Use specific links, codes or questions when they fit the experience. Compare the period and location with a realistic baseline and collect qualitative observations. Document less visible costs too: design, staff, permissions, production, response management and follow-up content.

Finally, guerrilla marketing differs from growth hacking. The former primarily describes an unconventional way to capture attention, while the latter organises measurable experiments across several stages of growth. A guerrilla initiative may form part of a growth experiment, but the two concepts are not interchangeable.