...your site/info in the post. You can place a link to your site/info in any reply you post even if it's a reply to a poster replying in the thread you started. The exception to this is your TER  regional ad board where you are expected to place your link in your originating post/ad.

Read the Self-Help Center and the Message Board Policies. The links are on the upper right of most of the boards just below the red and white life preserver.