How do you deliver 25+ local newsletters a day, scale to millions of subscribers, and maintain rock-solid inboxing while doing it?

In this episode, I sit down with Ryan Heafy, Co-founder and COO of 6AM City, to unpack the systems, strategy, and culture behind one of the largest local newsletter networks in the country.

We cover:

✅ How 6AM City manages high-volume daily sending without tanking deliverability
✅ Their editorial + data engine that drives local engagement
✅ What happens when you acquire a network of AI-powered newsletters (like Good Daily)
✅ Real-time email performance insights and how they optimize across cities
✅ The importance of internal alignment between ops, tech, and editorial

Whether you’re sending 1 newsletter or 100, this episode is packed with insights on scaling email the right way.

📩 Want more episodes like this?

Subscribe to the Audience Bridge Insights newsletter for weekly deliverability strategy, list growth tactics, and expert interviews:

👉 https://www.audiencebridge.io/subscribe

Mentioned in this episode:

📨 6AM City → https://6amcity.com
𝕏 Chris Miquel → https://x.com/miqchris
𝕏 Ryan Heafy → https://x.com/ryanheafy

In this episode, I sit down with Tyler O’Shea, founder of The Underdog Newsletter, to break down how he turned around his declining open rates, overcame inbox placement issues, and built a smarter, more profitable email strategy using the Base Sending Segment method.

Whether you're a newsletter operator, email marketer, or media buyer—this conversation is packed with insights you can apply immediately.

🧠 What We Cover:

- The problem that nearly wrecked Tyler’s deliverability
- How Beehiiv flagged his list—and how he fixed it
- Why sending to your full list is a mistake (and what to do instead)
- How to build your Base Sending Segment
- Inbox recovery, smarter segmentation, and growth without risk

🎧 Listen, learn, and apply the exact tactics Tyler used to hit 55% open rates and scale without spammy tricks or cold blasts.

🔗 Subscribe for more episodes on email growth, deliverability, and newsletter strategy.

Mentioned in this episode:

📨 The Underdog Newsletter → https://newsletter.jokermag.com/
📥 AudienceBridge → https://www.audiencebridge.io/subscribe
𝕏 Chris Miquel → https://x.com/miqchris
𝕏 Tyler O'shea → https://x.com/OSheaSEO

What does it take to grow from a personal finance blog to 5.4 million+ email subscribers and a business generating 8 figures in revenue?

In this premiere episode of Audience Bridge, we sit down with Matt Paulson, the founder of MarketBeat, who reveals how he scaled a newsletter-powered empire without relying on big tech, SEO gimmicks, or cookie-cutter tools.

🔥 What you’ll learn in this episode:

How MarketBeat got its first 500,000 subscribers organically

Why email is STILL their #1 revenue driver (even in 2025)

The exact infrastructure Matt uses to send millions of emails daily

How they spend $1M/month on ads — and track ROI down to the source

Deliverability war stories: Yahoo blocks, Microsoft filters, and how to beat them

Why SMS (just 5% of their list) drives 40% of revenue

The ruthless list hygiene strategy that keeps their inbox rates sky-high

📬 Whether you're a media operator, newsletter founder, or marketer looking to build your own audience engine — this is the blueprint.

👉 Subscribe to the Audience Bridge podcast for more interviews with the minds behind the internet’s biggest and smartest audience machines.

🔗 Get the newsletter: https://www.audiencebrige.io/subscribe
📩 Follow Chris: https://x.com/miqchris | https://www.linkedin.com/in/chrismiquel/
📩 Follow Matt: https://x.com/mattpaulsonSD | https://mattpaulson.com