Applied for ILR on 15/08/2012
Received my Receiving on 20/8/2012 from UKBA
Paid by Debit Card
visa was expiring on 22/08/2012
Amount taken from account on 23/08/2012
Still waiting for my BIOMATRIC INVITATION LETTER

can anyone tell me maximum how long does it take to receive this letter

......
many thanks