# Klaviyo Allow customer's email and extra fields details send to Klaviyo **Klaviyo will send out an email to customer ask them to confirm the subscribe** (this is in additional to the registration confirmation email sent out by the app after successful registration ### Find the **Private Key** on the Klaviyo 1. Login to Klaviyo 2. Go to Account 3. Go to Settings 4. Go to API Keys 5. Generate a new **Private Key,** it should be a **Custom key** with **Full Access: List, Profiles, and Subscriptions** ### Set up the app with Private Key 1. Go to App admin 2. Settings > Integrations 3. Klavio integration > put in the **Private Key** 4. Scroll to the bottom and **Save Settings** Then go to the Form's > settings and select which Klaviyo list you want to the data sent to ### **Checkbox ask for consent** Once the integration is setup, it will added a new checkbox on the from - ask customer permission t send data to 3rd party integration The language of the checkbox can change in the App admin > Settings > Languages > **Send Data To Third Party,** please change it to match your requirement --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.productcares.com/integrations/klaviyo.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.