Subject: Disputed Bill — Request foResolutionio— - [Your Name] [Your Name] [Your Address] [City, State, ZIP Code] [Email Address] [Phone Number] [Date] [Recipient's Name] [Recipient's Position] [Company Name] [Company Address] [City, State, ZIP Code] Dear [Recipient's Name], I hope this letter finds you well. I am writing to address a concern regarding a billing discrepancy involving [Company Name]. I have recently received the invoice [#XXXIX] dated [Invoice Date] for the amount of [amount] concerning the [product/service] provided by your company. Upon careful review, I have identified a significant error, and I am disputing the charges. Firstly, I want to express my appreciation for the [product/service] that your company has provided, as it has been beneficial to me. However, the billing in question does not align with the agreed-upon terms and pricing we initially discussed, as well as the documented contractual agreement. To provide clarity and facilitate resolution, I would like to outline the specific discrepancies that I have identified: 1. Incorrect Pricing: The unit cost mentioned in the invoice does not correspond to the original quoted price we agreed upon during our negotiations. I kindly request that you revise the charges to reflect the agreed-upon pricing. 2. Unaccounted Discounts: During our discussions, we negotiated certain discounts, bonuses, or promotional offers that have not been factored into the final invoice. I kindly request that you reconsider these discounts and adjust the bill accordingly. 3. Overcharged/Undelivered Items: Upon reviewing the detailed breakdown of the invoice, I noticed that I have been billed for products or services that were not delivered or used. To ensure accuracy, I would appreciate a thorough review of the charges and a revised invoice reflecting only the items received or utilized. I believe that this disputed bill can be resolved amicably and in a timely manner. I kindly request you to investigate the matter promptly and provide me with a revised invoice that accurately reflects the terms we agreed upon. It is essential to address this issue expediently to maintain a healthy business relationship and uphold the trust we have established. I kindly request a written response within [mention reasonable timeframe, e.g., 10 business days] to acknowledge the receipt of this letter and outline the steps you plan to take to resolve this dispute. If necessary, I am willing to provide any supporting documentation or discuss the matter further to reach a satisfactory resolution. Thank you for your attention to this matter. I look forward to a prompt response and the successful resolution of this dispute. Sincerely, [Your Name]