noun re·la·tion·ship \-shən-ˌship\
The way in which Families, People, Groups of People and even Countries interact with each other and includes behavior, talking and dealings. It is also how two or more persons or things are connected and exchange within a relationship. It can also be described as a current state of affairs that is existing between those having relations or dealings, IE; A good relationship within a Family.
If a struggling adolescent continuously engages in unfruitful, negative relationships, it is crucial for parents to step in address the issue. If all attempts at separating the individual teen from negative influences fail, it is time for parents to seek outside, therapeutic assistance, such as residential treatment.