A very nice little post on buying an image and what a very particular eye looks for. Read the whole thing.
The Year in Pictures: Where Content is King:
"I have no special affection for Paris, no empty space looking for a picture this big, but when something really clicks at first sight and holds up on a second viewing, and you can scrape together the money, I say buy it! (In today’s world it has to be a much safer bet than any stock.)"