Quote Originally Posted by Taelyn View Post
Lore (immersion). If you talk to the guy outside he explains it. The other guests appreciate your quiet while they rest in the inn.
That seems more like a lore (excuse) to mask an obvious technical limitation. The inns are probably on a separate instance server, so that's why a lot of functions are disabled. They sadly don't have the tech to enable all game functions regardless of where your character is.