Supernatural National Guard (SPNNG) is a fan promotion group started in 2011.
[http://spnng.tumblr.com/about The group's mission statement]:
::Join us and be a part of acting to support the show in public ways using marketing and publicity. We will be engaging in actions to support the show and activities that can affect it's success. This can include advanced creative participation to support the show including making specialized art, logos, videos, copy. Just ask to learn more.