Usually it is just being yourself. Maybe try to make her laugh.
Yes
Call, text, send flowers, anything so she knows you are still thinking about her, and this will keep her interested.
If your girlfriend says she isn't interested in a relationship with you, give her space and tell her you respect how she feels. If you are meant to be together, she'll come back.
yes
They are interested in dating you.
He means he has not got a girlfriend and you split up with him for nothing. No he is not interested, he was being polite by replying to you.
depends on what she is interested in and what kind of person she is
You do nothing and go on with life.
No, he is not interested in girls yet
If you have a favorite subject that should keep you interested. Like for me I like History, I am interested in learning and listening to it. I hope this answer helps you.
She doesn't necessarily want to be your girlfirend, but she is interested in you. Usually. Not always.
Remember to keep your options open. There are plenty of fish in the sea. Girls can always be interested in one guy, so dont give up. Be flirty but not overbearing. Let her know that your interested and you may have a new girlfriend.