There were new rules introduced to be able to use that forum any posts that do not follow that are lock.
here is a copy of the new forum rules as of may 2008 there are similiar rules in the live selling forum aswell. The rules are stickied at the top of both of these forums.
Mike
Classified Sales Forum Rules: May, 2008
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This forum is for hobbyists who want to sell used aquarium equipment or supplies. No businesses are allowed. No links are permitted. If you have something to sell you will need to post the pictures/descriptions in the thread.
In order to post in this area, you must be a member in good standing for at least 30 days and have participated in a meaningful way in the other forums with at least 50 posts.
These rules have been implemented to protect our members. We encourage your participation, and ask you to share your knowledge, in all the forums.
Members who post exclusively in this area without active participation in the other forums will be considered a business and their accounts will be suspended. We encourage all the members of this site to report violations to the moderators so that we can maintain the credibility of this forum.
Thank you for your participation.