Apology for check that has bounced with replacement enclosed [Date] [Name] [Address] Dear [Name] We have been informed by our bank that the check for [amount], which was sent to you for credit to account [number] has been returned by our bank. We apologize for any inconvenience this may have caused you. Could you please accept the enclosed [payment method] for [amount] in settlement of the outstanding balance. If you wish to discuss this matter further please do not hesitate to contact us. Yours Sincerely [Your Name] [Your Title]