Sounds like u all get along for the most part. Awesome u got him work. Thing with parenting, not much you can do except make private conversation with the grown ups about ur concerns or advice. Regarding leaving and staying out, I think it's a good courtesy for housemates to let each other know where they are. You're like a pack of wolves they care about u and want to know ur ok. Bp or not , I think that's how housemates should be.