Online Information
by Wendy Liao
1. Personal information
1.1. Safe
1.1.1. First Name
1.1.2. Your opinion
2. Private Information
2.1. Not safe
2.1.1. Phone number
2.1.2. Date of birth
1.1.1. First Name
1.1.2. Your opinion
2.1.1. Phone number
2.1.2. Date of birth