Spam Sign-ups Explained: Protect Your Email List and Deliverability
Email marketing success starts with one thing: a healthy, high-quality email list. But what happens when that list becomes contaminated with fake subscribers, bots, or malicious sign-ups?
That’s where spam sign-ups come in, and they’re one of the most dangerous (and underestimated) threats to your deliverability, sender reputation, and campaign performance.