I have 5 different HR contacts: For vacation questions, for overtime regulation, for manual corrections of buggy time accounting software, for general questions

I have 5 different HR contacts: For vacation questions, for overtime regulation, for manual corrections of buggy time accounting software, for general questions and for payslip errors. Forgot new 6th one! For reporting sickness!! They exist and are very real and I must deal with that on daily basis. It’s hard to believe, but that how works big corp.