Dec, 2001: applied from US
Mar, 2002: first letter
Feb, 2003: second letter ask additional doc and interview waived, tell to take medical exam after 6 months
Aug, 2003: third letter ask to take medical exam
Sep, 2003: took medical exam
This week got a phone call from buffolo, said they send out a letter ask for passport to finalize the process.
I didnot call or fax to them during the process.