1 - Tier 4 (General) 2 - Date of Expiry (current leave) - 28/02/2012 3 - Date Application Posted - 21/02/2012 - Special Delivery 4 - Payment - Cheque 5 - Acknowledgement - 27/02/2012 (07/01/2012 dated) 6. Biometric letter received: 03 March 2012 7. Date of biometrics enrolment : 05 March 2012 (at Ol...