How can you stop a 16 year old from sleeping out whenever he likes?

To address a 16-year-old's habit of sleeping out whenever they like, open a dialogue to understand their motivations and feelings. Set clear boundaries about curfews and the importance of safety while discussing the reasons behind these rules. Encourage them to communicate their needs and feelings, fostering trust and understanding. Finally, consider involving them in family activities or offering alternatives to sleeping out that respect their independence while keeping them safe.