User can subscribe to receive email notification each time somebody submits a fillable PDF form.
Step 1. In order to configure email notification, open a template → navigate to Options tab → Submission Options → Email Notification and select Send email notification when submissions are received checkbox
Email notifications are sent to the email address associated with user’s SharePoint account or taken from PDF form field. Specify email subject and body text.
Notification can be configured to include submitted form - checkbox on the bottom of the Email Notification configuration page.
Step 2. Deploy the template.
Step 3. Open a new form fill-in fields and submit the form.
Step 4. User that was specified in step 1 receives an email and the form attaced