Taken from the Nomadic Delirium Press blog:
For the rest of July, you can get 25% off your entire order from the
Nomadic Delirium Press store. This is a discount off of any of our
e-books or print books. This includes novels, anthologies, collections,
magazines, RPG supplements, and everything else we carry.
Simply go to http://nomadicdeliriumpress.com/blog/shop and use the coupon code "25off" at checkout.