Each administrator or manager can get notified of all punches in or out via email. Admnistrators will get emails on all employees. Managers will get emails only on employees they have View or Edit rights to.
To enable this alert login to Buddy Punch with the user you would like to get notifications. Then go to to the "My Profile" section of your account, in the upper right corner:
You'll then see a check box to receive email notifications. Check it and click "Update Email Preferences" to save:
Emails will now go out for every punch. They will come from "firstname.lastname@example.org" and look like this: