Latest / The CMO Podcast with Fexingo: Marketing Leadership, Budgets, and Executive Strategy / How CMOs Use WhatsApp Marketing Automation
Transcript
- Lucas: The open rate for email these days hovers around twenty to twenty-five percent. For SMS, it's closer to ninety. But there's a channel that blows both out of the water — WhatsApp — with an open rate that regularly hits ninety-eight percent. Luna: And I'm guessing it's not just because people are waiting for their mom's voice note. Brands are actually using it. Lucas: Exactly. And the numbers are staggering. WhatsApp now processes over one hundred billion messages per day globally. To put that in perspective, SMS does about five billion. We're talking a twenty-to-one ratio. Luna: So when did the marketing world wake up to this? Was it a gradual shift or something that accelerated recently? Lucas: It really took off in the last two or three years, partly because Meta invested heavily in the WhatsApp Business API. They made it easier to integrate with CRM platforms like Salesforce and HubSpot. Suddenly, a CMO could automate abandoned cart reminders, shipping updates, even boarding passes — all inside a chat thread the customer already uses. Luna: Right, I've actually gotten a KLM boarding pass through WhatsApp. It felt surprisingly natural — I didn't have to dig through my email. Lucas: That's a great example. KLM was one of the early adopters. They let passengers check in, get flight status, and receive their boarding pass — all without leaving WhatsApp. The open rate for those messages is near one hundred percent because people check WhatsApp constantly. Luna: But there's a tension here. WhatsApp feels personal. It's where I talk to my friends and family. When a brand slides into that space, does it feel intrusive? Lucas: That's the critical question, and the data suggests it depends entirely on permission and value. If a brand sends a message that's useful — like 'Your order has shipped' or 'Your appointment is tomorrow' — people welcome it. But if you start blasting promotional offers without consent, you'll get blocked fast. The key is opt-in, and I mean a double opt-in where the customer actively types 'yes' or clicks a button. Luna: So the CMO's challenge is to earn that opt-in. How are they doing it? Lucas: A common tactic is to offer a clear incentive. For example, H&M uses WhatsApp to send personalized style recommendations. When you opt in, you get a discount code and then receive curated outfits based on your purchase history. The customer feels like they're getting a personal shopper, not spam. Luna: And that's where automation comes in — the 'personal' part is actually a bot, right? Lucas: Often yes, but the best ones feel human. They use rich media — images, buttons, quick replies — so you can tap 'Show me more sneakers' instead of typing. The automation handles the heavy lifting, but the customer experiences a conversation. That's the promise of conversational commerce. Luna: What about the downside? If I'm a CMO, I'm thinking about data privacy. WhatsApp is end to end encrypted, but Meta is also Meta. Lucas: That's a real concern. The WhatsApp Business API doesn't break encryption — messages are still private between the business and the customer. But Meta does have access to metadata, like who you message and how often. For CMOs, the rule is: never use WhatsApp data for ad targeting without explicit consent. The best practice is to keep the WhatsApp channel purely for service and transactional messages, with occasional opt-in promotions. Transparency matters more here than on any other channel. Luna: And I imagine the cost structure is different from email or SMS. Lucas: It is. WhatsApp charges per conversation, not per message. There's a free entry tier for small businesses, but for enterprises, the cost is based on the number of conversations initiated. For marketing campaigns, it can be more expensive than email, but the return on investment often justifies it because the engagement is so much higher. Luna: Give me a concrete return on investment example. What's a brand that's nailed this? Lucas: Absolut Vodka ran a campaign in Brazil where users could send a WhatsApp message to a bot that would generate a personalized cocktail recipe based on their mood. The campaign reached over a million users and drove a measurable lift in store visits. For a relatively low cost per conversation, they got massive engagement. Luna: That's clever. It's not just a push message — it's interactive. The customer initiates, so the brand feels like a helpful friend. Lucas: Exactly. And that's the north star for WhatsApp marketing: utility first, promotion second. If a customer messages you for a recipe or a flight status, you've earned the right to later suggest a new product. But you have to respect the intimacy of the channel. Luna: So for a CMO listening right now, what's the first step? Should they jump in or wait? Lucas: Start small. Pick one high-value use case — order updates, appointment reminders, or a simple FAQ bot. Use a platform like Twilio or MessageBird to connect WhatsApp to your CRM. Set up double opt-in and track your opt-out rate. If it stays below two percent, you're doing it right. Then you can scale to more conversational flows. Luna: And what about the risk of culture clash? In some countries, WhatsApp is the dominant messaging app; in others, it's WeChat or Line. How does that affect strategy? Lucas: Great point. WhatsApp is huge in Europe, Latin America, India, and parts of Africa. In the US, iMessage dominates, and in East Asia, it's WeChat and Line. A CMO needs to localize the channel mix. But the principles are the same: opt-in, utility, rich media, and human-like automation. Luna: So the big takeaway is that WhatsApp marketing is about meeting customers where they already live — in their messaging app — and providing genuine value, not just another broadcast channel. Lucas: Exactly. And if you do it right, you build a direct, personal connection that email and social media can't match. Speaking of which — and this is a bit of a shift — one reason we can explore these topics without worrying about ad revenue is that this show is listener-supported. If these marketing conversations have sparked something you've actually used at work, and you want to help keep us ad-free, you can support us at buy me a coffee dot com slash fexingo. Luna: Yeah, it's a small way to keep the podcast independent and focused on what matters. No pressure, but it does help. Lucas: So back to WhatsApp — I think the next frontier is integrating WhatsApp with AI agents that can handle complex troubleshooting. Imagine a customer describing a problem with a product, and the bot diagnosing it step by step, then offering a replacement. That's already happening with some early adopters. Luna: And that would be a game-changer for customer support costs as well as marketing. It's not just about selling — it's about serving. Lucas: Right. And that's where the CMO and the chief customer officer start to overlap. The chat thread becomes the new homepage.