hi bravoo,
Congrats, good to hear ur first stage is clear. although i am surprised with little long time taken in yourcase.
Did you get an email approval? also which country u r residing currently?
I suggest u follow Visa office -specific instructions as below link explains.
http://www.cic.gc.ca/english/pdf/kits/guides/E37048.pdfMeanwhile police clearance, birth certificate, Degreee transcripts, employer reference letters are the key originals which u will need to gather.