“You Are Receiving This Zine Because...”

In science fiction fanzines in the ‘50s and '60s, it wasn’t uncommon for small zines to come with a loose sheet of paper headed, You are receiving this zine because.

At first, the reasons were basic (“You tribbed,” “You typed,” “You edited,” “You traded your zine for it”). Gradually the list of possibilities grew sillier, containing many in-jokes and shout outs to specific fans or fannish memories. (x)

An example from the Star Trek TOS fanzine Out of Bounds headed “I Bought This Zine Because” included the options: