Lesson One: always get her FULL name.
Lesson Two: consider asking what she does for a living.
Lesson Three: find out why she's moved to town. Get details. Details are crucial.
Lesson Four: don't alter her bio in front of an auditorium of high school students unless you know she has a sense of humor for that sort of thing.
Lesson Five: if you ignore Lesson Four, apologize instead of flirt when you're sent to the principal's office.
Lesson Six: NEVER sleep with her again.
Lesson Seven: pay attention to this one, it's the most important of them all.
Don't fall for your one-night stand.