Review / Committee found unsatisfactory conduct / breach of undertaking / lawyer mislaid an item that they had undertaken to return promptly / Evidence Regulations 2007, regulation 26 / Lawyers and Conveyancers Act (Lawyers: Conduct and Client Care) Rules 2008, rule 10.3 / HELD / lawyer accepts that the undertaking had been breached / Committee’s decision confirmed / section 211(1)(a)