
After reading more carefully, it looks like the capability for specific email and sms is described in help, But is not a choice in the system.
- Select who you want to send your notification to. Select from:
- This guest: Pick a specific contact to notify.
- All guest
- Guests (Contacts)
- Guests (Users)
- Attending Guests only
- Unconfirmed Guests only
- Owner
- Specific email - Add a specific email address to send a notification.
- Specific SMS - Add a specific SMS number to send a notification.