1. Category changing (switching) from - TIER 2 to TIER 1 General 2. Date of expiry of previous leave - August ,2012 3. Date application posted - March 17 ,2011 4. Payment Mode - Credit Card 5. Date Biometric letter received - 31 March 2011 6. Date of biometric enrolment - 19 April at Croydon 7. Date...