INDUSTRIAL LAW – Breach of industrial agreement – Principles regarding construction of industrial agreement – Meaning of consultation in industrial agreements Breach of consultation obligation in industrial agreement – When obligation to consult arises Whether consultation was genuine – Whether consultation was timely – Whether employees given meaningful opportunity to affect a decision – Whether relevant information to enable consultation was required to be provided Breach of obligation to use redeployment and voluntary redundancy before implementing compulsory redundancy – Breach of obligation to investigate all avenues to avoid compulsory redundancy – Breach of obligation to investigate reducing contractors Employment Whether employer took adverse action against employee for a prohibited reason – Sections 340 and 346 of the Fair Work Act 2009 (Cth) – Onus of proof upon an employer in a claim of adverse action – Evidence necessary to discharge the onus under s 361 of the Fair Work Act 2009 (Cth) – Accessorial liability in a claim of adverse action.