| Attorney | Legal strategy, filings, court argument, and advice. | Discuss whether outside records, interviews or observation are needed and who will perform that work. |
| GAL or evaluator | Independent review within the scope assigned in the case. | Treating them like a private advocate or investigator for one side. |
| Therapist or treatment provider | Clinical care, treatment, or assessment. | Using them as a substitute for neutral factual investigation. |
| Visitation supervisor or provider | Monitors and documents a limited program or contact environment. | Assuming they can answer the whole custody case. |
| Private investigator | Lawful fact gathering, chronology, corroboration, and reporting. | Expecting legal advice, clinical judgment, or protected-record access outside lawful process. |