accidental damage to a pool and pool building, exclusion clauses, insurance broker breached duty of care, negligence, professional negligence, where appellant took out new policy based on insurance broker’s, whether primary judge erred
apportionment of damages, apportionment of liability, apportionment of responsibility, apprentice worker, contributory negligence, duty of care, exclusion clauses, failure to properly clean, host employer, indemnity, insurance policy, labour hire contract, liability of employer, non-delegable duty of care, personal injury