Clearly it was a time traveler who read this thread and knew you would have ketchup and a cup to put it in.
I used to own a Rolls-Royce and I still can’t believe I fell for this one. I’d seen the commercials. I’d seen Wayne’s World. What did I think the teens in the beat-up Honda were going to say? 
As far as the neighbor thing, I’ve got a rule: we haven’t swapped names, you can’t bug me for crap. You get people trying to get buzzed in a 3 a.m. claiming to know you all the time when you live in a big city. It made for some cold starts to the relationship with some (“You’re that guy that wouldn’t let me in last night!”) but things turned around when the simple act of exchanging names actually led to neighborly behavior like finding someone to let you in the first try, help getting things up and down the stairs and borrowing stuff.
She didn’t see the person, her parents did.
It’s not prostitution if you spend it on drugs!
Which, of course, explains her mania.