1 Advising or Assisting the Violation of Law Rule 1.3 Diligence Rule 1.4 Communication with Clients Rule 1.4. Formation of an attorney-client relationship.The establishment of an attorney- client relationship, or duty of confidentiality even in the ab- sence of a formal relationship, is often a close issue turning. An attorney-client relationship is essentially formed when the attorney agrees to represent the client and move forward with the client. 18(e), a person who consults with a lawyer about the possibility of forming a client-lawyer relationship with respect to a matter is a prospective client. A lawyer shall perform any legal services undertaken on a client's behalf to the standard of a competent lawyer. Request Free Consultation. Please fill out the form below and our attorney will contact you. Solicitorclient privilege is a cornerstone of the lawyer client relationship and has become a fundamental right in Canada.