1. Category changing (switching) from Tier1- PSW 2. Date of expiry of current leave (visa) December 2011 3. Date application posted 1st April 2011 4. Date payment debited 9th April 2011 5. Payment mode Debit card 6. Date Biometric Letter Received 20th April 2011 (dated 18th April 2011) 7. Date of bi...