Those fans are free to pursue a writing career in HollywoodExactly.
I have no clue WHY they never pays fans for using their story lines and ideas. I've read a lot of fan made stories in the past, and some of them are excellent. But Hellyweird is scared shitless to share any money with anybody that isn't "one of them".
Aside from the obvious cases of nepotism, no one is borne into the industry. They all stared out on the same footing as those fans