Diet Blogs and Journal FAQ and Help Forum - weight tracker image

how do I automatically add the weight tracker image to the end of my thread posts and replys?
Im new, and I don't see the spot for a signature when I go to edit profile.

:carrot:

Signatures are restricted to members who have been here for at least 20 full days, and have 20 posts. Stick around and your signature option will enable automatically at that time.