Hey, i remember seeing a discussion about someone who wanted to make a business out of painting shoes. Well, i was flipping thru my local New Times when lo and behold there was an article for an auction for custom painted shoes! The proceeds go to charioty. So to that unknown young visionary, yes you can benefit from painting shoes! Keep at it!
Check it out!
http://www.phoenixnewtimes.com/events/and-147-royal-kicks-for-kidsa...
There's a youtube video for "Royal Kicks for Kids" too.