In the Contract and Correspondence section of the personnel record is the correspondence history which is created when you select the option to save while printing or sending a correspondence from the Letters menu. The history shows the template name that was used, the sender, the date sent, the method sent and the status.
You can see more details of the correspondence by clicking on the View icon. If the correspondence was sent as a pdf, click on the Envelope icon to see what email text was sent along with the pdf.
You can also delete a correspondence that might have been generated in error by clicking on the Delete icon.