Application for leave to adduce new evidence / Real Estate Agents Act 2008, s105, s111 / appellant sought to produce affirmation and supplementary affidavit / HELD / affirmation supporting appellant’s contention about his knowledge of other auction bidders is admissible / shows Committee may have made wrong inference / while arguable it may have been provided earlier with reasonable diligence, admissible as in the interests of justice / other matters addressed in affidavits not admissible as not new, cogent, or could have been provided with reasonable diligence / balance of application to produce new evidence dismissed / application partially successful