Rich people used to patronize artists.
Well they still do, but nearly on the same level.
Artist in residence, and consignments and...
What's to stop one of us from paying someone in the fanfiction forum to write us Janeway stories to order?
Do an American Idol Audition tender process... Get them to fight for the privilege of accepting your dosh.
Of course then we get into ownership issues, that you bought the story, but they created the story, so shouldn't they deserve a kickback if you resell or should you get pissed if they continue to sell the story which was made to your order?