Just go in and start talking to her if you keep staring through the window she is going to think that you are some sort of wierdo...

Ask her about the tanning and products, ask her does she enjoy her job, see if you can elicit trance words by asking her what she enjoys most about her job. Listen for words that she leans on with her tonality and relay them back when talking about yourself.

Are you familiar with any Ross Jeffires speed seduction stuff? If you are You could try some of the scripted patterns, I would go dor incredible connection and discovery channel...

I have assumed that you have already dipped your toe into the psychology of PUA's if not let me know and I will post a pattern or two...