Keeping your list updated is an ongoing process, not a one-time task. Implement regular hygiene sweeps using email verification tools to catch hard bounces and disposable addresses. Promptly process unsubscribes. Re-engage inactive segments with win-back campaigns before removal. Encourage profile updates through preference centers. For rapid, large-scale updates, partner with a speci... https://www.b2cdatabase.co/b2c-email-list/