He has chosen a girl who is overly dependent on him. They should talk to him about making sure he meets his own needs, including doing the schoolwork he enjoys, in any relationship.

He is not developmentally mature enough to make healthy choices about the ways in which he spends his time, so it would be helpful if they would make a schedule for him that includes about a half-hour per day to talk with his girlfriend.

He is not developmentally mature enough to have an intimate relationship with one girl; they should encourage him to spend time with groups of friends rather than time alone with his girlfriend.

He has developed his own identity by now; being able to establish close relationships with girls is important preparation for all of his adult relationships. They should honor his need to be with or talk to his girlfriend as long as he has completed his schoolwork for the day.