znarfier and uaepinay,
Here is my full timeline
1)We received your application for permanent residence on February 4, 2015.
2)We sent you correspondence acknowledging receipt of your application(s) on June 1, 2015.
3)We started processing your application on June 1, 2015.
4)We sent you medical instructions on September 14, 2015. To avoid delays, please provide us the information requested in the letter as soon as possible. Please consider delays in mail delivery before contacting us.
5)We sent you correspondence on September 20, 2015. If you have not yet provided the information or the requested documents, please do so as soon as possible. Please wait until you receive the correspondence before sending us additional information, as the correspondence will outline all information that is required. ( line 5th are RPRF & PCC from Oman and Sri Lanka= my home Country. Paid and sent all PCC in Oct, 13th since I obtained Oman PCC in advance leave Oman)
6)Medical results have been received Oct,07 2015
7) I received PPR on Dec, 31 2015
8) PP sent Jan, 14th and Received Jan, 29th. My all Friend if you need your PP back very soon you need to be send them through FEDEX and create a Return Bill and you can ask that from FEDEX and UPS has this Return Feature too that is the strategy which I used to (FEDEX)
Cheers!