Connecticut Sample Letter for Apology to Customer for Accounting Error: [Your Name] [Your Address] [City, State, ZIP] [Date] [Customer Name] [Customer Address] [City, State, ZIP] Subject: Apology for Accounting Error in [Product/Service] Invoice Dear [Customer Name], I am writing to sincerely apologize for the accounting error that occurred in the invoice for [product/service] which you received from our company, [Company Name]. We deeply regret any inconvenience or confusion caused by this mistake and would like to assure you that we are taking immediate steps to rectify the situation. Firstly, we acknowledge that a significant accounting error was made while processing your invoice for [product/service]. This resulted in an incorrect calculation of the total amount due. We understand that accurate financial records are essential for maintaining trust and providing exceptional service to our valued customers like yourself. Rest assured, we have thoroughly investigated the matter and identified the root cause of the error. Our accounting team has taken all the necessary measures to rectify this mistake promptly. We have initiated the following steps to correct the situation: 1. Revision of Invoice: Attached to this letter, you will find an updated and corrected invoice for the [product/service]. We have made the necessary adjustments to reflect the accurate amount owing. Please note that the revised invoice details are as follows: — [Product/Service Description]: [Description] — Quantity: [Quantity— - Unit Price: [Price] — Total Due: [Corrected Amount] 2. Explanation of Error: We would like to provide a brief explanation of the error that occurred. [Provide a concise description of the accounting error and its cause]. This mistake is an isolated incident, and we have implemented additional quality control measures to prevent its reoccurrence in the future. 3. Preemptive Measures: To prevent any inconvenience caused by similar incidents, we have reviewed our accounting processes thoroughly. We are investing in additional training programs for our accounting staff to enhance their skills and proficiency. Moreover, we are closely monitoring our systems and implementing stricter internal controls to minimize the possibility of such errors in the future. Once again, please accept our deepest apologies for the error in invoicing and any inconvenience this may have caused. Our commitment to providing you with exemplary customer service remains unwavering, and we take full responsibility for this oversight. We value your business and your satisfaction, and we are committed to making it right. If you have any questions or require any further clarification regarding this matter, please do not hesitate to contact our customer service department at [customer service phone number] or via email at [customer service email address]. Our dedicated team will be more than happy to assist you in resolving any concerns you may have. Thank you for your understanding and patience. We deeply appreciate your ongoing support and look forward to serving you with the highest level of professionalism. Yours sincerely, [Your Name] [Designation] [Company Name]