Con or Bust has two free memberships available, first-come first-serve, to fans of color/non-white fans, for MidAmeriCon II, August 17-21, 2016, Kansas City, MO, USA. MidAmeriCon is the 2016 WorldCon; its Guests of Honor are Kinuko Y. Craft, Patrick Nielsen Hayden, Teresa Nielsen Hayden, Tamora Pierce, and Michael Swanwick, and its Toastmaster is Pat Cadigan.
In addition, as noted yesterday, there is a hotel reservation available at the Crowne Plaza Kansas City Downtown.
(Edit: hotel reservation claimed; one membership left.)
Plus there are lots and lots of other free memberships currently available; please check out the Upcoming Cons page for details. To request any first-come first-serve membership, see the Request Assistance page. And please spread the word!