Well, I had a problem with the forums, yes I know, I'm not perfect..BUT I have fixed it! To turn your signature on, go into your Profile, and hit the button labeled "Preferences" from there, scroll down until you see "Always Attach My Signature" hit the little check box, and your off, your signature wills always be attached to the bottom of your post, just like mine.
Join the forum, it's quick and easy