1. Click Tracking on Registration Page & Thank-You Page
Go to your Traffic Validation Tool (Tracking Tools > Traffic Validation).
Click "Manually Validate URL" at the top of the page.
With "Traffic Detection" selected on the pop-up, paste the complete URL for your Registration Page.
Click "Start Test".
Your Registration Page will open in a new tab - wait for the page to load completely, then click back to the Traffic Validation Tool and click "End Test"
If it passes, repeat the process with your Thank-You Page URL.
Go to the optin page and enter a test email into the form.
Submit the form.
Check the UTM parameters of the Thank-You Page URL and ensure that the test email was passed through.
If you see the email in the UTM parameters, go to step 3.
If you don't see the email in the UTM parameters...
Ensure that there is no UTM stripping
Ensure that the functionality of passing the user email to the Thank-You page is properly set up. The user email needs to be passed to the Thank-You page in order for the optin to be captured.