First, Season One can be pre-ordered on Barnes and Noble. $6.99 for the whole season, which gives you a few episodes free.
Second, the Six-Nine set is finally at the Apple iBookstore. $2.99 for 4 episodes.
And in unrelated news, Healing the Hunter is a free e-book for September. Download it at Smashwords, Amazon, Barnes and Noble, Kobo, Sony, Diesel, Page Foundry, etc.