Some of the biggest investors in art such as Eli Broad, Steve Cohen and Ronald Lander, have spent millions on building their collection. Why do they invest so much in creating a collection of art work?
The message from the industry indicates that you should invest in what you "like", rather than look at it as an investment.
An article on the subject from the Telegraph. maybe of interest to those looking to create art to sell and also the market you should focus on.