"Teenagers who share a room may feel the right to borrow or use their sibling's things without permission whenever the mood strikes... Assert your parental authority and set clear rules in place about borrowing and taking each other's clothes, CDs and sports equipment without permission."Also, try setting a schedule which allows each child to spend some time alone in the room. This will give them each a greater sense of privacy and may reduce some of the arguments about "personal space." Source: Associated Content
Posted By: Aspen Education Group