In order to ensure proper deliverability, the best practice is to send email to the newly added contact, and ask them to confirm their subscription. This is called Double Opt-In.
We created this campaign for you in Friendly, so you don't have to worry about it.
If you would like to look under the hood and understand how it really works, take a look at this video:
<aside> 🙂 Any questions? We're happy to help you personally at any time via 📧 E-Mail or ☎️ Telefon. Short on time? We'll handle the implementation and design for you. 👩💻 Please contact us for this.
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