please tell me teach me...what's that mean?

what's the meaning of URL?
how to make a friend's link on blog?
how to make a note or chat block on Blog?
how to change my blog background from picture given to photo that i chosen?
can someone teach me?
many thing i dont know how and need to teach...
if all thing i already know then i'm not a person lor...
i want learn more thing
I don't want live just work. work n work
work for what?
work for live?
or live for work?
which person you are?
do you know the different? or you don't know which person you are?