This letter is to bring to your attention that it has been observed that you are not compliant to our prescribed office uniform policy (Memorandum Order ___, released on _____).
You have also been verbally advised and reminded previously and yet continue to disregard the office decorum. Such behavior sends a wrong signal to the rest of our staff members who exercise discipline and obedience.
Hence, this written warning letter is hereby issued to you. You are further advised to respond to this with a written explanation to justify why a disciplinary action should not be taken against you. Your explanation should reach the undersigned within 48 hours of receipt of this letter. Otherwise, disciplinary actions and sanctions specified in the above cited Memo shall take effect.
For [Company Name],
[Signature and Name of Authorized Signatory]
CC: [direct superior of erring employee]