I applied my visa 15July2010 and received my visa 29July2010. Tier1 Rule changed 19 July2010. I f I can Prove I applied 15 July 2010 so I need only 75 points otherwise I need 80 points for extension. But the Problem is I don't have any evidence to prove that I applied my Tier1 on 15 July 2010 (I app...