Except as provided in paragraph (b), a lawyer shall not represent a client if the representation involves a concurrent conflict of interest. Establish dual representation agreements outlining each client's rights, responsibilities, and the attorney's role in the matter.A strong attorneyclient relationship is built on trust, communication, and clear expectations. The purpose of the privilege is to enable clients to make full disclosure to legal counsel of all relevant facts . . . This new requirement of a writing applies whenever an attorney represents two or more clients, commonly referred to as multiple party or common representation. Your question is important, and I'll provide a helpful response as soon as possible. Malpractice claims can arise at nearly any time in the attorney-client relationship, and involve work performed years before. Massachusetts law in this area, including a general discussion of the privilege, conflict of laws issues, in-. Serious neglect of a client's case or a client.