Download Leensters UI Editor, use the external variables and use the keys to locate the UI file, and delete the HC part. This is how I done it on my hotel.
Have you even checked? "I cant find anything" For sure that's a lie because theres tons of tutorials to set homerooms. As Jaycustom said, you all are being spoonfed, whilst not even helping others.
http://bfy.tw/7dNG go here.
Help & support should be last resort help!