1) Do not share your all personal information online such as School, telephone number, address, credit card number after full verification you can share your information.
2) Teenager should avoid meeting alone. Let parents know your online teacher wants to meet you physically.
3) Avoid bullying on online classes by receiving abusive message.
4) Do not opening ads or email from unfamiliar address.
5) You can demand ID proof when tutor come to your home for teaching.
6) Be careful when online fee payment.