Depends how old you are. Chances are you are some 40 year old creep. So then I would have to say: You Don't You Disgusting Preverted A**HOLE.
first get to know her as if she was your sister then ask her if she sees you as her boyfriend
ask her out
Sure! Why not.
Ask her, or a friend of hers.
yes
yes
only if she doesnt like your friend
start being her friend and get to know her then ask her out
How about you ask him or get a friend to ask him?
get a friend to ask but it should be someone that talks to both you and the girl
No, girls will think you have no self confidence and it will be a NO.
Talk with her or ask her out and then you will find out by her response.