I'm sure most of you have heard of Kickstarter by now. It's a site where artists can go to get their work funded by the masses. Basically, anyone can ask the public to donate to a project. Once that project hits the assigned donation amount, anyone who pledged to help will get their credit card charged for the amount they pledged. The more you pledge, the more you get in return.
Example - I funded this for $30 (which means I'll get the game plus some exclusive bonus cards):
You can get games, music, films, and almost any other kind of artistic endeavor funded on Kickstarter...which of course includes comics/graphic novels! Check out what needs funding here and see if there is anything you'd like to support. I'm toying with throwing down for one of these two: