In accordance with Local Rule. In the disengagement letter, the lawyer should warn the client of applicable time limitations, deadlines, and uncompleted investigation or casework.Tell the client that your withdrawal at this time shouldn't prejudice his or her legal rights in any way. An end of representation letter serves as a professional and ethical marker to indicate the end of a specific attorney-client relationship. In this article, we'll explain when and how you should terminate your lawyer-client relationship. We'll even provide a sample termination letter. If you are a current client, please specify the case you're reaching out about. Follow the attached sample. If you are a current client, please specify the case you're reaching out about. Robert S. George FAIA Member Emeritus07-17-2015 PM. I never dreamed that project would come to this, but here goes.