Just reading this article and it looks like her parents knew she wasn't right and it wasn't just an over enthusiastic fan. I don't really know why they were letting her out and hadn't done something with her. It's not as bad as some cases (John Lennon springs to mind everytime), but still rather unpleasant.
Quote:
“When Godspeed was reported missing by her parents on Tuesday night, they gave the authorities
Abdul's address as a possible lead. Like previous stalking cases involving David Letterman and Madonna, Abrams believes this may be a case of an unstable person trying to tie themselves to a star.
"Fans become a danger to themselves or others when they feel like they have a special relationship with an entertainer," Abrams says. "By killing that person or killing themselves in front of them, that brings them attention and they'll always be linked with them in some way."”
She auditioned 3 years ago, and the car in which she killed herself had registration plates "ABL LV" (Abdul Love) and contained a photo of Paula hanging from the rearview mirror.