7. Mindless giggling
Sense of humor is always appreciated by men. Do not mix up sense of humor with mindless laughing. If you laugh at every word he says you will look silly. Men do not like shallow women and giggling at what is not even funny at all demonstrates your stupidity. Create an impression of a smart lady with good sense of humor.
Cinematography does not always give the best examples for you to follow. Real life differs from movies. Did you know about the flirting mistakes we have mentioned?