Sam or Samatha = MC Roomate / Sister ;
Courtney = Cousin / best Friend;
Sam & MC Roomies/ Childs of Melissa;
Courtney = Child of Aunt Aubrey or Melissas Sister / Bestie
Sam has no password If you want to know her Cam name then go to her room and check her cel phone when you have oportunity
If you want to open the Safe in Audreys house Courtney's room then is it 1013 as
Myrroddin told you
Sam's safe password is her birthday: 1013, which you could find in the walkthrough.
That is courtney the cousin of Sam and MC