Two perspectives on self-publishing through a print-on-demand service:

Daniel Solis (@DanielSolis): http://danielsolisblog.blogspot.com/2013/06/koi-pond-early-thoughts-on-publishing.html

Dave Chalker (@DaveTheGame): http://www.critical-hits.com/blog/2013/06/12/criminals-an-experiment-in-card-game-publishing/