Tag

#list-hygiene

Double Opt-In: Why It Protects Your Sender Reputation

What double opt-in is, the trade-off with list growth, and why the long-term deliverability win is worth it.

How to build a win-back sequence that revives inactive subscribers — or cleanly removes them to protect deliverability.

The types of spam traps, how they end up on your list, and the list hygiene that keeps you off blacklists.

What email verification checks, when to use it, and how it cuts bounces and protects your sender reputation.