In 2024 alone 361.6 billion emails flew around the globe every day, and that figure is projected to hit 376.4 billion in 2025. With that kind of noise, even stellar outreach gets buried. Enter the auto follow up email—also known as an automated follow up email or follow-up email automation. It’s a polite, pre-scheduled nudge that boosts your odds of a reply while letting you focus on real work.