You can learn to draw. You just haven't yet. Pick up "Drawing on the Right Side of the Brain" read and understand the chapters and put them into practice.

Don't expect to make money in photography, it's saturated badly by all the people that buy a DSLR and then think they are a pro. They will do a wedding for $300.00, Portraits for $25.00 and generally make it impossible for anyone that really wants to make money to be successful.