Memory Blank, Deasth Tolls,Deep Quarry, Redshift Rendezvous, Reunion on Neverend, and All for Naught (collecting "Naught for Hire" and "Naught Again") are available at Amazon for the Kindle.
There may be some Naught for Hire developments soon, but it's too early to say much. I've included the phrase "Not for Hire" (rhymes with Naught for Hire) in case people who hear the name of the story don't know it's not spelled the way it sounds.