Hi there,
Thanks for getting in touch. I had a look over the situation you described, and it's a really common problem, so dont worry. You get a product that flies, sales are coming in, and then suddenly you hit a wall. Your cost per acquisition (CAC) has 'rosed' as you put it, and sales have dried up, even though your click-through rates (CTR) are still looking decent.
You mentioned you think it's a product demand issue and you're planning to test a new product. That's one way to go, but honestly, with 1500+ sales already under your belt, I'd say you shouldn't give up on this one just yet. It sounds less like you've run out of customers and more like you've run out of the *easy* customers. What you're seeing is a classic scaling challenge. It happens when you saturate your initial audiences and your early creatives start to get tired.
I'm happy to give you some of my initial thoughts and guidance based on what we see all the time with eCommerce clients. There's probably a fair bit you can do to get things moving again.
I'd say you need to refresh your creatives, urgently...
First thing's first: creative fatigue. You said your CTR/CPC is good, which is great, but it doesn't tell the whole story. Folk can click on an add out of curiosity but if they've seen it ten times before, the novelty and urgency is gone. They become blind to it. It's just part of the Facebook landscape for them now, not a compelling offer.
When a campaign plateaus, the creative is the first place we look. You need to reignite that interest. I'd suggest testing a whole new batch of ads, and I don't just mean changing the headline. You need different angles entirely.
-> Image Ads: Have you tried new lifestyle shots? Different backgrounds, different models, or even just high-quality shots of the product from different angles? Sometimes a small change in presentation can make a huge diffrence.
-> Video Ads: Video is massive on Meta right now. Could you do a short video demonstrating the product? An unboxing? Or even better, User-Generated Content (UGC). Seeing a real person using and loving a product is hugely persuasive. It feels more authentic than a polished corporate add.
-> Carousel Ads: These are great for showing off multiple features or benefits of the product in one go. You can tell a bit of a story with them.
The goal isn't just to get a click; it's to get a click from someone who is genuinely ready to buy. A fresh creative can reset that intent. I'd aim to launch at least 3-5 completely new creatives and see if that breathes some life back into the campaign. It's not about abandoning what worked, but about building on it and finding the next winning angle.
You probably need to look past the ad and at your funnel...
A good CTR means the ad is doing its job of getting people to the door. But if they're not coming inside and buying anything, there's a problem somewhere else in the house. Your website or your sales process is likely where the issue is. This is something we see all the time. I remember working with a women's apparel brand. We achieved a 691% return for them by optimising the entire process after the click, not just the ads themselves.
You need to put your detective hat on and follow the customer journey, step-by-step:
-> The Landing Page: Is this just your homepage, or a dedicated product page? When a visitor lands, is it immediately obvious what the product is and why they should want it? The images need to be top-notch, and the product description has to be more than just a list of features, it needs to sell the benefit. Your copy needs to be propperly persuasive.
-> Page Speed: This is a massive conversion killer. I remember one HVAC client who had loads of clicks but no leads. We ran their site through Google's PageSpeed Insights and it turned out their mobile site was painfully slow. People just won't wait around. A couple of seconds delay and they're gone.
-> Trust Signals: Your store needs to look trustworthy. Are there customer reviews or testimonials visible? A clear returns policy? Secure payment logos? People are wary of handing over card details to a site they don't know. Adding trust badges and social proof can make a huge difference to your conversion rate.
-> The Checkout Process: How many steps does it take to buy? Is it simple and straightforward? Or is it a complicated, multi-page form? A lot of sales are lost right at the end. Unexpectedly high shipping costs that only appear at the final step are a classic reason for abandoned carts.
Even a small improvement in your website's conversion rate can have a massive impact on your overall profitability. If you can get just a few more people out of every 100 visitors to buy, your high CAC will start to come down very quickly.
You'll need a much smarter targeting strategy...
This is the big one. You said you think "there's only so many people on Meta that are interested in it." This is where most people get it wrong. You haven't run out of people; you've likely just exhausted your initial, most obvious targeting pools. The key to scaling isnt just finding new products, it's finding new audiences for your *proven* product.
With 1500+ sales, you are sitting on a goldmine of data. You need to use it. This is where we move from basic interest targeting to a more sophisticated, full-funnel approach.
I usually structure accounts to target people at different stages of awareness:
1. Bottom of Funnel (BoFu) - The Low-Hanging Fruit:
These are people who have already shown strong interest. You absolutely must be running retargeting campaigns for them. This includes:
-> People who Added to Cart but didn't buy.
-> People who Initiated Checkout.
-> People who viewed your product page multiple times.
This is your warmest audience and should be your most profitable. If you're not actively trying to get these people back to your site, you're leaving a lot of money on the table.
2. Top of Funnel (ToFu) - Finding New Customers:
This is where you find new people, but you need to be smarter than just using broad interests. The most powerful tool you have here is Lookalike Audiences. You can ask Meta to find new people who are incredibly similar to your existing best customers.
-> Lookalikes of Purchasers: This should be your number one priority. Give Meta your list of 1500+ customers (or use your Pixel data) and ask it to build a 1% Lookalike audience. This will be an audience of people with very similar characteristics to those who have already bought from you. It's almost always our best-performing cold audience.
-> Lookalikes of high-value customers: If you have the data, you can make a list of your best customers (those who bought multiple times or spent the most) and make a lookalike from them. Even better.
-> Lookalikes of Add to Carts: The next best thing. An audience of people similar to those who almost bought something.
By shifting your budget towards these high-quality Lookalike audiences and robust retargeting campaigns, you stop guessing who your customers are and start using data to find them. This is how you scale beyond your initial success.
This is the main advice I have for you:
I know that's a lot to take in, so I've put the main action points into a table to make it a bit clearer. This is the sort of strategic framework we'd implement to get a campaign like yours back on track.
| Area of Focus | Specific Action | Reasoning |
|---|---|---|
| Creative Refresh | Launch 3-5 new, distinct ad creatives (video, UGC, new imagery). | To combat creative fatigue and test new angles that might resonate with fresh audiences. Even a good CTR can hide ad blindness. |
| Funnel Audit | Analyse your website from landing page to checkout. Use Google PageSpeed Insights. Add trust signals (reviews, etc.). | A high CTR with no sales points to a problem post-click. A slow or untrustworthy site will kill your conversion rate and inflate your CAC. |
| Audience Strategy (BoFu) | Set up dedicated retargeting campaigns for cart abandoners and recent site visitors. | These are your warmest leads. Converting them is the quickest and most cost-effective way to increase sales. |
| Audience Strategy (ToFu) | Build and test 1% Lookalike audiences based on your list of 1500+ purchasers. | This is the single most powerful way to scale. It leverages your existing customer data to find new people who are highly likely to convert. |
Tackling this isn't about one magic bullet, it's a methodical process of testing and optimisation across the entire system – your ads, your website, and your audiences. It can be a lot to handle, especially when you're also trying to run a business. This is where expert help can make a real difference, guiding you through the process and implementing strategies that are proven to work.
We do this day-in, day-out for our clients. We could help you implement this kind of structure, analyse the data to see what's working, and continually optimise to bring your CAC down and get sales flowing again.
Hopefully, this has given you a clearer path forward and some concrete things to try. If you'd like to chat in more detail and have us take a proper look at your ad account and strategy, feel free to book in a free consultation call with us.
Regards,
Team @ Lukas Holschuh
Lukas Holschuh
Founder, Growth & Advertising Consultant
Great campaigns fail without expertise. Lukas and his team provide the missing strategy, optimizing your entire advertising funnel—from ad creatives and copy to landing page design.
Backed by a proven track record across SaaS, eLearning, and eCommerce, they don't just run ads; they engineer systems that convert. A data-driven partnership focused on tangible revenue growth.