EQUITY - Fiduciary Relationship - agency to find prospective investors in units and to obtain from them and submit applications for such units to principal (insurance group) - same agent also agent for bank to obtain and submit applications from the prospective investors for finance to enable them to invest in the units - pleading that bank knowingly assisted agent to breach fiduciary duty owed to principal - whether reasonable cause of action pleaded based on second (accessory) limb of Barnes v Addy - [1998] FCA 564 - FCA 1998 case summary — Zoe