Question: how to find out info with just a name, email etc. (like addresses, dob, pw)

[53]

As title states how to find out info about people with just emails, full names, phone numbers etcetera. i know there are some sites that can do it but i dont know where to find em

if needed and greedy i can pay small fees for it

[23]

give me the email

[53]

give me the email

oi mate, it's just a question in general. working on a security project in school so thought of it because teachers etc told me it's impossible which I know its not haha