Syed was a 16-year-old male with diagnoses of attention deficit hyperactivity disorder, Tourette syndrome, obsessive compulsive disorder and moderate intellectual disability. Syed's quality of life and relationships with his family had been compromised as a consequence of long-standing challenging behaviour... Method and materials: Syed received support from the Positive Behaviour Support Service (PBSS) over a period of three and a half years. You can request a copy of this article by replying to this email. Please be clear which article you are requesting.