How Email List Whitelisting Boosts Deliverability

The Email Marketing Podcast with Fexingo: Newsletters, Open Rates, and Subscriber Growth · Jun 12, 2026 · 7m · transcript

Lucas and Luna dive into one of email marketing's most overlooked tactics: getting subscribers to whitelist your sending address. Lucas explains how whitelisting signals to mailbox providers like Gmail and Outlook that your emails are wanted, citing a case where a small e-commerce brand saw open rates jump from 22 percent to 41 percent after a targeted whitelist campaign. Luna shares why most marketers skip this step and how a simple 'add us to your address book' ask can backfire if done wrong. They walk through the psychology behind whitelisting, the right moment to ask, and…