We did it! Thanks to a great group of authors, Volume 2 is now available for sale. You can see it, and purchase it, at these links:
http://www.amazon.com/dp/1484163443
https://www.createspace.com/4252359
Thanks to everyone for encouraging and supporting this project.
Volume 1 is available here: http://www.amazon.com/dp/1480292559
and here: https://www.createspace.com/4056027