sure, all you need is a paypal and a name for her and people could bid on her. the winning bid will be allowed to use her as a character for a manga or book or advertisement. You'll keep all the credit though.
Yes they WOULD! It doesn;t have to be drawn well, all you need is a backround story or somthing cool to make it worth buying. People on DA literally make about several hundred dollars on bidding on ONE drawing. Try it, you'll have nothing to lose!