I know. Yes, sometimes they request them again and sometimes they don't.
There does not seem to be any logic for when they do one or the other.
For my own application, they sent me a CoPR without further requests, but for the three applicants who were processed via Mississauga who's entries I have updated on the spreadsheet, all three had copy ppt and 2 x photos requested again (despite sending them in with the original application.