We received ******'s application for permanent residence on January 26, 2016.
We started processing *****'s application on March 28, 2016.
Medical results have been received.
We received your application to sponsor **** on January 26, 2016.
We sent you correspondence acknowledging receipt of your application(s) on March 4, 2016.
We started processing your application on March 3, 2016.
I'm January 2016 applicant, Here's my update until now wala pa new update for my application.

pero may nag-email na sa husband ko na he have met the requirements as sponsor.
Saan po ba sila magpapadala ng letter for me kapag may update about sa additionial documents or passport request, sa Email ng husband ko, email ko or thru regular mail na dumadaan sa post office?