Or inactive addresses

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For example a promotional list with frequent sign-ups or a bb list tends to decay faster—subscribers often join for one-time offers or people switch jobs. Making contacts outdated. On the other hand. A bc list or a long-term subscriber list. Carefully curated over time with genuine interest. Tends to be more reliable. These subscribers are less likely to churn unless their email usage changes or accounts become inactive. For dynamic lists. Make verification a habit every months to keep everything fresh. Static lists can often go longer. Around – months between checks. Our advice? You can run re-engagement campaigns targeting subscribers who have not been engaging for – months.

However. If there’s no improvement in their activity. Consider removing them to maintain a more engaged and responsive email list. How big is the list? The size of your list matters. Small. Niche lists are easier to australia phone number list maintain and don’t need frequent verification or cleaning. The bigger the list. The higher the chances of outdated. Invalid. sneaking in. Even a small percentage of invalid entries can translate into significant deliverability issues for large lists. For large lists thousands or millions of contacts. Try to verify every - months or whenever you add a substantial number of new entries.

For smaller lists. Quarterly verification should suffice to maintain accuracy and engagement our advice? Focus on quality over quantity when building your email list. A smaller. Well-targeted list will save time. Resources. And effort while delivering better results. Try exploring platforms like linkedin to identify leads that match your icp and grow your list organically. This approach ensures a high-quality lead list with genuine prospects. Must read- most accurate ways to find anyone’s email address how often do you send emails? Next what matters is how often you are sending out emails. If you send emails weekly. Issues like bounces and spam complaints will alert you sooner.