Here are links to some of the forms you may need:
General online counselling consent form: https://www.expatcounsellingnow.com/online-counselling-consent-form/
Parental consent for counselling for minors: https://www.expatcounsellingnow.com/parent-guardian-consent-for-minors/
Client consent and privacy agreement: https://www.expatcounsellingnow.com/privacy-policy-with-consent-form/
Client information form: https://www.expatcounsellingnow.com/client-information-form/