No need to sound cross. If you have a look in the rules section, here:
http://www.bushcraftuk.com/community/showthread.php?t=10086
you will see that it is indeed for Full Members, who help with the costs of running the server by subscribing to the site. Admittedly, the bit about being a full member is not in bold, but it is there.
I believe that British Blades allows selling by members who do not subscribe, but would need to check. Have a look over there. There are a lot of members that cross over the two forums.