Brock had grown up hating roommates, always forced to live with one he created a list of flaws that every roommate seemed to have. 1 they were messy. 2 they were rude. 3 they would always be up mate doing activities. He stood by this system until he met Kurt a loud impulsive girl who is now his roommate and he honestly think that she creates a whole other stem to his system all on her own.