"A waiver of the requirement to obtain entry clearance in Sri Lanka in favour of the Appellant when she has no other legitimate claim to enter would require exceptional circumstances to justify the disruption and undermining of a firm immigration control system. It would also be unfair to those who follow the rules, and who patiently wait their turn for their application to be processed. Ms Bayley [who appeared for the Appellant below] advanced no exceptional circumstance. … In my judgment therefore I have been given no reason as to why the Appellant would be unable to apply from Sri Lanka for entry clearance, and no reason why in the fullness of time such application would not be granted. I cannot see any exceptional features of the position of the Appellant … "