Articles Marketing, Sales Enablement

June 19, 2025

4 min read

How to succeed with B2B case studies in the age of AI

Steven Peters

Conversion Copywriter

TOFU content is a dying currency

AI has made it easier than ever to fill a content calendar.

This past year, leading marketing teams used generative AI to cut content creation time by 30–50%, according to Bain & Co. And CoSchedule’s “State of AI in Marketing” report found that 84% of marketers say AI has “improved the speed of delivering high-quality content.”

It’s undeniable that AI can significantly improve the time to execute content at scale. But there are big question marks around that second claim — the idea that its content is all “high quality.”

If your goal is to publish top-of-funnel (TOFU) educational content, AI does a surprisingly good job. Tools like ChatGPT and Claude are great at searching the internet for common knowledge and distilling it into a blog post. But the more common this type of content becomes, the less valuable it becomes from a brand differentiation — or even an SEO — perspective.

As content becomes original and specific, AI becomes less capable.

That’s the “digital landscape” we find ourselves in: TOFU content is a dying currency, but unique and irreplicable content has never been more valuable.

And the undisputed king of unique content is the case study.

Why case studies still work

Year after year, case studies and customer success stories consistently rank as the most effective content types and formats. More than half (53%) of marketers say they deliver the best results, even outpacing the ROI of other unique content like research reports.

A case study done right will always include:

More persuasive proof than anything you could say yourself
Desirable outcomes and measurable results that reassure buyers during evaluations
Specific solutions that could theoretically help prospects achieve similar results

Most importantly, a good case shows a prospect a hypothetical future where they have already succeeded with your product or service.

Effective case studies focus on the customer's perspective, detailing the problems they faced and how your solution provided relief. This approach not only highlights your product's capabilities but also demonstrates empathy and understanding of the customer's journey.

When prospects see that others with similar challenges have succeeded using your solution, it reduces perceived risk and accelerates the decision-making process. As a result, you move past vague promises and answer the question, “Has this worked for someone like me?”

Why a good case study includes a customer interview

If case studies are so great, I hear you ask, then why invest in any other type of content?

Because, dear reader, what makes them valuable (their human insight and the effort behind them) is also what makes them hard to scale.

Strong case studies always include voice of the customer — testimonials, quotes, or soundbites — to increase credibility and enhance the emotional pull of your customer story. But that requires a ton of coordination and customer involvement — and it’s the sort of effort AI can’t fake.

While it is technically possible to pull off a compelling case study without a customer interview, you will never pack the same emotional punch or persuasive power.

Here’s why a great case study is always preceded by a customer interview:

1. Internal data doesn’t capture the whole story

Metrics and CRM notes tell you what happened, but not why it mattered.

Without an interview, you risk writing a case study that’s accurate but strategically flat. You might list the features used or the timeline followed, but you miss the context that turns those facts into a persuasive narrative.

A customer interview reveals the pain points that triggered the purchase, the internal hurdles they faced, the unexpected wins, and the emotional tone behind their feedback.

After all, it’s one thing to read that a SaaS company founder “vetted multiple digital marketing agencies” and another to feel her frustration after failing to find the right fit time and time again.

"We went through multiple phases of attempting to hire an agency to help us with the website. We had gone so far as to get initial mock-ups. But in every case, it was so far off base and the messaging was so poor."
- Kelsey Hahn, CEO & Co-founder, Monark

2. Interviews surface key insights you didn’t know to look for

Buyers are looking for relevance, and that means capturing details only the customer can provide:

What wasn’t working before?
What surprised them most after adopting your solution?
What internal wins helped them look good to their team or boss?

What you learn may surprise you. Insights from customer interviews shift a case study from “product-centric” to “customer-centric,” which not only makes for a better story but may also highlight unexpected strengths of your offering.

3. Real quotes increase credibility

During the mid-funnel consideration stage, most B2B buyers (78%) consider case studies more reliable than any other type of content, according to Demand Gen’s latest Content Preferences Benchmark Survey. But that’s only true if your prospects believe your claims. And it’s hard to take a vendor who is trying to sell you a product or service at their word.

Interviews allow you to capture your customer’s voice — in their words, not yours — which makes your story more believable.

These quotes also become valuable assets beyond the case study. A strong testimonial can be reused in sales presentations, landing pages, email campaigns, social posts, and so much more.

One interview can generate multiple pieces of trustworthy, high-impact content.

4. Guided conversations are easier on customers

Well-run interviews reduce the burden on your customer. Instead of asking them to write their own story or dig up data on their own, you should confirm the results ahead of time, guide them through a focused conversation, and handle the writing and approvals afterward.

Minding the details — or hiring a third-party to mind them on your behalf — makes it easier for customers to say yes, and sets you up for success ahead of case study creation.

Set your next case study up for success with the Case Study Interview Checklist

Free Download

Best practices for securing case study interviews

Now for the hard part: Getting customers to say “yes” to your success story and agree to participate in an interview. For the best results, you need a structured, frictionless way to invite customers to participate without putting pressure on them.

Here’s how to do it right.

1. Start with an end goal in mind

Before you reach out, identify a specific result or outcome you want to highlight. Don’t ask your customer to dig through dashboards — and don’t ask them too early, before they’ve had a chance to measure any meaningful results. Instead, know the story you want to tell and, if possible, highlight a specific results metric that you want to showcase.

🚫 DON’T say: “Would you be open to being featured in a case study?”

✅ DO say: “In our last meeting, you mentioned that your team saves 10 hours a week using our reporting feature. We’d love to share your story and interview you about how you’ve been able to reinvest that time in your customers. Are you open to being featured?”

Anchoring the request in a real result removes ambiguity about what you might ask during an interview and gives your customer confidence that they’ll be cast in a positive light.

2. Communicate why it’s valuable for them

When a customer agrees to participate in a case study, they’re doing you a favor. But there’s something in it for them too. Make that clear.

Participating in a case study can:

Position them as a leader or innovator in their field
Help individual teams explain value to senior leaders
Support their personal brand on LinkedIn or in industry PR

Customers are more likely to say yes if they understand how this benefits them too.

3. Respect their time and lower the lift

One of the biggest barriers to getting a “yes” is perceived time commitment. Be clear about what’s involved and keep the ask super focused.

Here’s a simple outreach template:

Subject: Quick interview to celebrate your success?

Hi [Customer Name],

We’re thrilled about the results you’ve seen with [Product Name] — especially the [specific metric or improvement].

We’d love to feature your story in a short case study. It would involve a quick 30-minute interview, and we’ll handle everything from writing to approvals.

Are you open to chatting?

Thanks,
[Your Name]

4. Set expectations before the call

Once your customer has agreed to participate, take a few moments to make the interview as smooth and productive as possible:

Reconfirm the outcome you plan to focus on
Share a brief outline of the story you want to tell
Ask if there are any other results they want to showcase
Assure them that they’ll have the ability to review before anything gets published

Five minutes of prep on your end helps the customer feel confident. It also tends to yield better quotes during the interview, because customers show up more prepared.

Are case studies your differentiator?

Lookalike AI content is taking over the internet. In that sea of sameness, case studies remain one of the few content types that are truly unique, credible, and hard to replicate. They can be your best sales enablement tool and your biggest differentiator — as long as you do them right.

If you're ready to build a library of high-impact customer stories:

→ Explore our client case studies
→ Check out our sales enablement

Let’s talk about bringing your customer success stories to life. ↓