Things PR could stand for, assuming the R always stands for request:
Puzzle Request (it's the sequel to Puzzle Quest)
Pee Request (Teacher, I have to go to the baaaathrooooommmmmm)
Poké Request (I'll have the salmon)
Pokémon Request (Do you have a Gengar you'd be willing to trade?)
Potato Request (Home fries please)
Onster Farm is the official Mastodon instance of Doctective Jake Peralta. In this house, we use alt text.