In this episode of Ecom Growth Insider, I sit down with Michael Rathman, the founder of AdSumo Digital — an email & SMS marketing agency helping DTC brands add millions in revenue without increasing ad spend.

We go deep on the real strategies brands are using in 2025 to turn email into a high-ROI growth channel — even if you’re just getting started.

• Why most brands are underutilizing email and leaving 6–7 figures on the table
• The 6 essential flow emails every ecom brand should set up today
• How to turn browsers and non-buyers into loyal customers using automation
• The right time to invest in email & SMS (based on your monthly revenue)
• Plain text vs. designed emails — what’s actually working now
• Campaigns vs. flows — how to split your focus and maximize both
• Real-world strategies to build connection, drive repeat purchases, and grow LTV
• How to use founder-led storytelling and voice notes to write authentic, high-converting emails
• Why building a personal brand is one of the biggest ecom growth unlocks in 2025

🌐 AdSumo Digital

Michael on Twitter: @MichaelRathman7

Michael’s YouTube

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In this episode of Ecom Growth Insider, I sit down with Camilo Castañeda, a true expert when it comes to ad creatives for e-commerce brands. Camilo is the founder of Epic Ads Lab, where he helps 7–8-figure DTC brands craft scroll-stopping ads using UGC, influencers, static visuals, and AI-powered video workflows. He’s also built the #1 video editing community online, helping editors and marketers elevate their creative game.

We dive deep into the real creative problems holding brands back, the biggest mistakes most eCom founders are making, and how to think about content when you want to scale profitably through paid social.

What You’ll Learn in This Episode:

• Why most DTC brands still don’t understand creative strategy (and how to fix that)
• The exact creative structure Camilo uses to scale top e-commerce brands
• What makes a UGC ad actually work in 2025
• The most common creative mistakes that kill performance
• The role of AI in modern ad creation (and what it can’t replace)
• Advice for brands just starting out vs. those doing 7–8-figures
• How to stand out in a saturated creative market
• Why founders should never be the bottleneck in content production
• And tons of tactical takeaways on hiring, scripting, editing & testing creatives

Whether you’re a founder, media buyer, or creative director—this episode will give you the clarity (and creative inspiration) to level up your content and drive growth.

Connect with Camilo:

• Epic Ads Lab
• Instagram: @camicees
• YouTube: Camilo Castañeda

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Real behind-the-scenes strategies from the trenches of scaling DTC brands — with founders, marketers, and growth experts. Hosted by Andrej Tumachowitsch.

In this episode of Ecom Growth Insider, I sit down with Mario Lanzarotti — entrepreneur, speaker, mindset coach, and the co-founder of All & Sundry, a premium custom footwear brand he successfully scaled and exited without raising funding or spending a single dollar on paid ads.

We dive deep into:

• The real story of how Mario bootstrapped a luxury e-commerce brand from a New York showroom
• How he landed celebrity clients like NFL stars and the CEO of Google (yes, really)
• His strategy for creating strategic partnerships that replaced the need for paid acquisition
• The hidden power of in-person events, referrals, and relationship-driven growth
• His journey into coaching and leadership, and why mindset is everything for founders

Mario shares the behind-the-scenes of:

• Surviving as a lean startup in NYC
• The role of referrals and real-world networking in scaling
• How custom products vs ready-to-wear affect growth and exit potential
• How they prepared the brand for an acquisition and successful exit
• What he wishes he had done differently along the way

Whether you're just starting out or already running a 7-8 figure brand, this episode is packed with tangible lessons, bold insights, and uncommon strategies you won't find anywhere else.

• LinkedIn
• Instagram
• YouTube
• The Zenpreneur Method

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