1. Compliments
2. look at her when she looks at you, make sure she turns away first.
3. Make her laugh (don't be a handicap)
4. Ask her out. When she is alone.
5. Be yourself, don't build a relationship off lies.
Do not do this!
1. Become best friends.
2. Ask her out in front of her friends.
3. Don't be dirty (unless she want you to be)
Works almost every time.