Mike Ettenberg, founder of Frontline Optics and firefighter, shares his inspiring journey of creating durable sunglasses for first responders. He reveals how personal frustrations sparked his million-dollar side hustle. Learn about sourcing manufacturers, leveraging micro-influencers, and the pivotal role of social media in his success. Mike also discusses the challenges of transitioning from firefighting to entrepreneurship and offers insights on effective marketing strategies to engage customers and build brand loyalty.