Statutory Interpretation - Meaning of ‘shall’ in paragraphs 13 and 14 of the First Schedule of the Registration (Strata Titles) Act - Whether the Commission for Strata Corporations can hear disputes between proprietors under section 3B (1) (c) of the Registration (Strata Titles) Act - Judicial Review – Certiorari - Irrationality/ Unreasonableness - Whether the tribunals acted unreasonably - Natural Justice - Duty to act fairly - Legitimate Expectation - Whether there was an expectation that is legitimate – Burden of Proof – Standard of Proof