Poorly. Submit a ticket. Then you get an email 3 days later with the phone number on the wall in the break room that you already called. Horrible.
I, personally, have had an HR ticket in for over 2 months. They did manage to change my address, but that was a separate ticket.
Help answer questions real people are asking about your company. Your answers will be 100% anonymous.
The person asking the question will be notified of your answer, and it will be posted publicly. Your identity will be kept private