ATTN: is published twice a year (sometimes more). Edition size is 200 copies, some of which are reserved for contributors. Letter pressed cover, laser printed guts. Loads of contributors. See the ATTN: home page for details.
Subscribers get a discount on the cover price, as well as any additional issues released during the calendar year (money & time permitting). You can also subscribe to the journal + supplements here. Individual issues are for sale on the shop page.