Influencer marketing uses a person with an established, trusted audience to introduce a brand to people who already listen to them, which works because the endorsement borrows credibility a paid advertisement cannot buy. It suits a small business particularly well because a micro-influencer with a smaller but highly engaged following often costs a fraction of what a celebrity endorsement would, while converting better within that specific niche audience.
The mistake most small businesses make is chasing follower count first. A smaller creator whose audience genuinely matches the customer profile will consistently outperform a larger one whose audience does not.
Choosing the right influencer, not the biggest one
Match the influencer’s actual audience to the target customer, not their raw follower count. A local fitness influencer with 8,000 highly engaged local followers is usually more valuable to a small gym or health-food business than a national lifestyle influencer with 200,000 followers who has never mentioned the city the business operates in.
Check engagement rate rather than follower count as the first filter: comments and shares relative to followers reveal whether an audience is actually paying attention, since follower counts can be inflated or simply inactive.
Structuring the relationship properly
Agree on deliverables, timing and disclosure requirements in writing before any content goes live. Under the Advertising Regulatory Board’s code, a paid or sponsored post must be clearly disclosed as advertising, and both the brand and the influencer carry responsibility for that disclosure being present.
Product-only arrangements, sending stock in exchange for a post with no cash payment, work for smaller creators and lower-cost products, but expect to pay for reach once an influencer has a genuinely engaged following of any size.
Measuring whether it actually worked
A unique discount code or a trackable link given to each influencer is the simplest way to attribute actual sales rather than only counting likes and comments, which measure attention but not revenue. Track this consistently enough to compare influencers against each other, since the same budget spent differently across creators can produce very different returns.
Frequently asked questions
Does influencer marketing work for a very small, local business?
Yes, often better than for a large national brand, because a local micro-influencer’s audience is highly relevant to a specific area, and the cost of working with them is proportionally lower.
How is influencer marketing regulated in South Africa?
Sponsored content must be disclosed as advertising under the Advertising Regulatory Board’s code, and this responsibility sits with both the brand and the influencer, not the influencer alone.
Should a small business pay in product or in cash?
Product-only arrangements can work with smaller creators and lower-cost items, but an influencer with a genuinely engaged audience of any size will generally expect payment for the reach they provide.
What is the most reliable way to measure return on an influencer campaign?
A unique discount code or trackable link per influencer, so actual sales can be attributed rather than relying on likes and comments, which reflect attention rather than revenue.
What is more important, follower count or engagement rate?
Engagement rate. A smaller, highly engaged and relevant audience consistently outperforms a larger but less engaged or less relevant one.
Further reading
Originally published in January 2017. Updated September 2026 to add current South African advertising disclosure requirements and a practical method for measuring campaign return.
