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Email marketing and GDPR in practice

Email marketing in Germany is subject to strict rules: marketing emails usually require consent, double opt-in serves as proof and Klaviyo belongs in your privacy policy. Here we show how we set up Klaviyo in a privacy-friendly way in practice, from sign-up to tracking. These posts are not legal advice.

Articles in Legal and GDPR

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  1. Legal and GDPR

    Klaviyo and data protection: GDPR-compliant email marketing

    Using Klaviyo in line with GDPR: what the DPA covers, why the EU-US Data Privacy Framework matters, how double opt-in works and when tracking may load.

    6 min readSzymon Wolowicz

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Szymon Wolowicz

Founder, Emailfy · 10 articles

In email and CRM marketing for e-commerce since 2023. From 2024 to 2025, CRM specialist at ondevi GmbH and MAILODY GmbH working with Klaviyo for D2C brands, and before that his own online shop. Founder of Emailfy since 2025, and from December 2025 to July 2026 also a freelance consultant and account manager at Retention Only, leading projects and teams. Works in his clients’ Klaviyo accounts himself and writes every post from this hands-on experience.