Need advice on influencer marketing

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The biggest mistake I see in influencer marketing is treating it like a traditional ad buy. Instead of just paying for a "shoutout," treat influencers as a content production studio. Pay them for the rights to use their content in your own ads and on your social channels. That "UGC" (user-generated content) style usually performs way better than anything you’d produce yourself because it doesn't look like an ad. I usually use a tool like Buffer to schedule those influencer clips across our own platforms and keep the momentum going. Real talk: the "win" isn't just the one post they make; it’s the high-quality visual assets you get to keep and test in your own funnels later. Focus on finding people who actually use your product type already, otherwise, the audience smells the "paid partnership" from a mile away and just scrolls past.

start from unit economics, not creators
work backwards from target CPA and LTV
that gives you a ceiling for what you can afford to pay
before even thinking about influencers

You have been asked to build a creator budget and forecast ROI CPA and expected revenue for a startup with 8M euro in revenue but you are not sure how to structure the model in a way that holds up. The tension is that influencer marketing forecasts are notoriously hard to commit to upfront because the variables that drive CPA depend on creative quality match between creator and audience and pricing that you often do not know until you are in the negotiation. Before building the model: does the brand have any past paid creator or paid social data to anchor the CPA estimate or is this starting from zero?

Here’s how I’d handle this in a super practical, “startup-friendly” way without making it overly complicated:

First, don’t attempt to be a fortune teller about influencer marketing like you can with paid ads — the variability is completely noisy. Instead, start with a simple model based on your assumptions, and revise as data becomes available.

Start with a basic funnel:

Budget → Impressions → Clicks → Conversions → Revenue

And apply realistic assumptions at each step:

CPM (cost per 1,000 views): variable based on platform/creator size; around €10–€40 often serves as a benchmark.

CTR: ~0.5%–2% (animated content for niche/engaged audiences = higher CTR)

Conversion rate: ~1%–5% dependends on the product + landing page

AOV (average order value): plug in your actual number

From there:

CPA = Total spend / conversions

Revenue = Conversions × AOV

ROI = Revenue ÷ Spend

Example (super simplified):

€10K Budget → ~500K Impressions → 1% CTR (5K Clicks) → 2% CVR (100 Orders) → €80 AOV = €8k Revenue → ROI=0.8 (A Loss initially, which is Normal early on.)

A few important realities:

Creators are testing, not maximizing ROI in the early months

Performance is often significantly improved from whitelisting/paid boosting

Micro-influencers often have lower CPA than large creators

Use codes, UTM links or dedicated landing pages to track everything

I’d present this as range-based due to a forecast (best/expected/worst case) instead of a single number. It indicates that you have a sense of the uncertainty even while being structured.

After running 2–3 campaigns, no model will be of any use as real data will matter much more.