no, they dont know. they only find out when you try to add them of course! xD
You can search facebook stuff without logging in. So noone can trace you for sure.
Check up the site listed below, it allows to search people and other information on facebook by keywords and logging in is not required.
search them on the internet: eg facebook twitter etc
Sure, try Facebook Search site listed below. It allows to search all Facebook stuff without logging in. You may write his name, location etc. Any info you know. Play with keywords combinations. Good luck)
You need to register on facebook. Then you can use the search bar to search for people you know.
No, Facebook's privacy settings do not allow you to search for someone without that person being notified that you have viewed their profile. Your search activity may appear in their "People You May Know" suggestions.
i dont know. a friend or search him on the search bar on facebook. type his name and see if he is there
Yes you can. I don't exactly know how but my parents have done it. Also many police officers do.
To access My Zoo on Facebook, you can search for it in the search bar at the top of your Facebook homepage. Alternatively, you can visit the specific page or group if you know the exact name or URL. You may need to request to join if it is a closed group.
We would search on Twitter, MySpace and Facebook to start with. It is quite likely that someone will know the person, or they may be registered.
Well you should only add people on facebook if you know them. So you can search for people that you know in the search bar, or you can look at the suggestions that facebook gives you.
no
You guess
Ask them.