For the princely sum of $12 sent to Mr. Kaveman, you receive, in turn, a lovely certificate, a wallet card (I modded the back of mine to list the four rules and will laminate it for carrying along with my Concealed Carry Permit) and membership in the church.
Again, I think this is tremendously clever and shall be mounting my certifiable upon the wall directly. You ought to travel over to the link above and read about it from the source.
BTW, for those of you who are curious or just wish to be a pain. I was, am and will ever be Christian. This particular church does not worship firearms nor any of the mayhem that they may cause or be associated with.