How do I add a signature to my profile

[huge-girth]

I want to add (http://mattersofsize.com/forum penis enlargement) to my profile so that whenever I make a post it will appear under my message as a signature. Please I need suggestion on how to go about it.

 

[ChilDsh]

Settings --> Edit my signature ( in the left side )

 

[huge-girth]

Settings --> Edit my signature ( in the left side )

You did great