To ensure privacy in email marketing, follow these best practices: - Obtain Explicit Consent: Always get clear and explicit consent before adding someone to your email list. - Use Double Opt-In: Implement double opt-in to verify the recipient's intent to subscribe. - Provide Clear Unsubscribe Options: Make it easy for recipients to unsubscribe from your emails. - Protect Data: Use secure systems to store and manage customer data. - Be Transparent: Clearly communicate how you will use the recipient's data.