Appeal / vendor sold property to another purchaser / complaint licensee dealt unfairly with an unsuccessful offeror, leading to unfair sale process and wasted due diligence costs / did not advise of another higher offer, and did not engage in multi-offer process / also alleged licensee failed to disclose subsidence issue to successful purchaser / Committee took no further action / Real Estate Agents Act 2008, s 109A, s 111 / Professional Rules 2012, rr 5.1, 6.2, 6.4, 10.7, 10.8 / HELD / strike-out grounds not met / reasonable to recommend due diligence / licensee not aware of other bidder at times relevant to allegations / successful purchaser dealt directly with vendor / licensee raised multi-offer process but vendor declined / licensee disclosed subsidence issue to purchaser when sending draft sale and purchase agreement / no evidence purchasers not told of subsidence issue by vendor / purchasers declined to speak to investigator / Committee’s decision confirmed