Complaint / Committee declined to take further action on complaint / property purchase / property sharing agreement / complaint lawyer was acting for both parties to agreement / Lawyers and Conveyancers Act (Lawyers: Conduct and Client Care) Rules 2008, rule 3.4 / rule 6 / rule 6.1 / Pegrum v Fatharly (1996) 14 WAR 92 (SC) / conflict of interest / whether lawyer acting for both parties / HELD / lawyer acted for both parties / conflict of interest / lawyer did not provide applicant terms of engagement / breach of rule 3.4 / breach of rule 6.1 / unsatisfactory conduct / Committee’s decision reversed / section 211(1)(a)