My time line is follow... you can see the difference where CPC-M received on Aug 31, 2011 and they processed it on Nov7,2011, but CHC-I received on Aug 31, 2011 as well. So I am wondering which date is accurate one and the CHC-I shouldn't receive it after Nov7,2011....
We received your application to sponsor "" on August 31, 2011.
We started processing your application on November 7, 2011.
We sent you a letter on November 7, 2011 about the decision on your application. Please consider delays in mail delivery before contacting us.
CHC-I
We received "" application for permanent residence on August 31, 2011.