What does duty to warn mean for a school counselor? What precautions will you ta

What does duty to warn mean for a school counselor? What precautions will you take as a school counselor to forewarn students about the possible limits to confidentiality? How will you approach a student if a breach of confidentiality is necessary?
https://www.bing.com/videos/search?q=ethics+in+school+counseling&docid=608026675100148606&mid=419918562D78BFE57B93419918562D78BFE57B93&view=detail&FORM=VIRElink to open resource.
https://www.schoolcounselor.org/getmedia/44f30280-ffe8-4b41-9ad8-f15909c3d164/EthicalStandards.pdf
Click 2014-aca-code-of-ethics.pdf link to view the file.
Click Statement of Ethical Practice.pdf