Memo Format for Leave Without Permission
To: XYZ.
You are being informed that it is for the third time you have taken leave from office without permission granted from the administration/management. This shows unethical conduct and your job will suffer due to this act. This final warning is issued to you; otherwise you will be terminated on urgent basis. Kindly report to the manager/administrator for this issue and explain your reasoning.
Sincerely,
HR Department.