...when I test sig in the 'how to's' section, my signature appears at the end of the post and doesn't when I post in other sections of the boards, like the Lois&Clark one, for example?
Most likely scenario: the box for "Show Signature: include your profile signature." is not checked.
Before you post a reply, be sure that box is checked. It's down
down
down
below the graemlins, under "Options."
Do you know the most surprising thing about divorce? It doesn't actually kill you, like a bullet to the heart or a head-on car wreck. It should. When someone you've promised to cherish till death do you part says, "I never loved you," it should kill you instantly.