Dear [Recipient's Name], I hope this letter finds you well. I am writing to inform you that we recently received a check from your side dated [Check Date], but unfortunately, it is missing your signature. As per our company's policy, we cannot process a check without a valid signature, hence we kindly request your prompt attention to rectify this issue. The missing signature on the check has made it difficult for us to authenticate the payment and proceed with the necessary financial procedures. To ensure a smooth transaction and avoid any delays or inconveniences, we kindly ask you to follow the steps mentioned below to rectify this matter: 1. Please review the check you sent and verify whether it is indeed missing your signature. In case of any doubt, cross-check with your bank's records or contact your financial institution for further clarification. 2. If the check is indeed missing your signature, we kindly request you to issue a new check with your proper signature. Please ensure that the new check corresponds to the same amount and payee details as the original one. 3. Once you have issued a new check, kindly mail it to us at the address mentioned below within [Timeframe]. Please make sure to securely seal the envelope to prevent any tampering or loss during transit. [Your Company Name and Address] [City, State, ZIP Code] Please note that upon receipt of the new check with your signature, we will process it promptly and credit the respective amount to your account. In the unfortunate event that you have already canceled the original check or face any difficulties in reissuing a new one, we suggest contacting our Accounts Department at [Phone Number] or [Email Address]. Our team will be more than happy to assist you with alternative solutions and guide you through the necessary steps. We understand that errors may occur, and we appreciate your prompt attention to resolve this matter. Your cooperation in ensuring the accuracy of the payment process is highly appreciated. Please do not hesitate to reach out to us if you have any questions or require further clarification regarding this issue. We value your business and look forward to resolving this issue in a timely and efficient manner. Yours sincerely, [Your Name] [Your Job Title] [Your Company Name]