Sometimes, it is necessary to remove subscribers from your list to maintain its quality:
Persistent Inactivity: If a subscriber has not engaged with your emails for an extended period, it might be time to remove them. High Bounce Rates: Remove email addresses that consistently result in bounces to improve deliverability. Spam Complaints: If subscribers mark your emails as spam, it is best to remove them to protect your sender reputation. Unsubscribes: Respect the wishes of subscribers who choose to unsubscribe from your emails. Invalid Emails: Remove invalid or non-existent email addresses to keep your list clean.