This Addendum governs processing of personal data through Meta platforms including WhatsApp Business API.

Customers must comply with: - WhatsApp Business Terms - Meta Platform Terms - Applicable data protection laws

Customers are solely responsible for message content sent via the platform.

Phantix processes: - Contact identifiers - Message metadata - Communication logs

We implement encryption and access controls consistent with Meta requirements.

Phantix is not responsible for platform-level outages or Meta policy enforcement.