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Double Opt-In

Double Opt-In for SMS: Why It Matters and How to Implement It

As mobile communication continues to be a top channel for engaging audiences, organizations face mounting regulatory scrutiny and heightened consumer expectations around privacy. When managing group messaging via SMS, RCS, and platforms like WhatsApp, ensuring compliance and earning user trust is no longer optional—it’s essential. One of the most effective techniques to guarantee permission-based communication is double opt-in.

This post explores what double opt-in for SMS entails, why it is important for marketers, community managers, and organizations, and provides actionable steps for implementing it using group messaging tools like txtman.app.