There’s 3 strikes before the warnings start, and 3 warnings before a kick out. They also do a grace period where they won’t do a formal strike, just a verbal warning.
So essentially it can go something like this: 3 verbal warnings, then 3 strikes, then 3 proper warnings, then kicked out
Also the barricading my door is more about not wanting workers opening my door. The workers are here for him, but aren’t his workers. But they’re not really trained either, and never get briefed on who’s room’s who’s