Alert to Home Email Address

Summary:

Did anyone have luck with getting Alerts sent to an employee's Home Email Address?

Content (please ensure you mask any confidential information):

We have this working for work email and for the bell notification but cannot get the correct expression for home email address. We'd like to implement this under the PPM_ALERT so when a user's Personal Payment Methods change, they are notified. To prevent fraudulent activities, home email address would be ideal.

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):