[font=""trebuchet ms""]Dear [NAME]
We have recently learned that you have been spreading disparaging remarks about our company to our clients, customers and suppliers. These remarks are untrue and malicious and constitute slander against our reputation and credibility. Our credibility and good reputation are the fundamental assets upon which we have built our business and we treat your attempt to harm us with the utmost seriousness.
This letter will constitute notice to you that unless you immediately cease and desist from making such remarks, we will notify our attorneys to institute legal proceedings against you claiming the full amount of the damages suffered by us.
Kindly govern yourself accordingly.