1. Click Administration.
2. Click Applications.
3. Click Audience Builder.
4. Click Manage Attributes.
5. Choose the attributes from the list of available attributes in Contact Builder.
6. Choose whether to use raw data or display unique values.
7. To make the attributes available as personalization strings in your messaging activities, select the Use as appendable attribute checkbox. You can only choose this option for attributes with a 1:1 relationship in Contact Builder.
8. Click Next.
9. Leave the default automation in place unless you absolutely need a different automation for your activities.
10. Enter the email addresses that receive a notification when the attribute deploys for the first time.
11. Click Next.
12. Review the summary of added attributes, their configuration, and the chosen automation.
13. Click Done.