A not be unreasonable - Right of nancial institution to resile from loan not excluding possibility of conclusion of binding loan agreement - Purchaser not haying expressly or impliedly dispensed with common-law requirement that loan agreement Iyoulld not come into effect until acceptance of application therefor by financial institution had been B communicated to him - Court not in a position to say that it was more likely that he only knew of outcome of application for loan after expiry of time for procuring loan {ie midnight 15 December 1990} rather than before that time Purchaser accordingly not discharging onus of proying condition not fullled. C