how to add signature in the replies?
You need to have made a certain number of posts before they show up.
You will have to have been a member for 90 days before your signature shows in your posts. Also the signature is NOFOLLOW and so is NO benefit to search engines.
Spike
OK, I know not everyone likes to look, but if you can’t find something by looking at the various “index” pages - http://www.sitepoint.com/forums/forum-support-87/ -, SitePoint has some great features including:
Search using the vBulletin Advanced Search and SitePoint’s [URL=“http://search.sitepoint.com/”]Advanced Search
where you’ll find threads like:
http://www.sitepoint.com/forums/forum-support-87/signature-742085.html
http://www.sitepoint.com/forums/forum-support-87/signature-problem-739921.html
http://www.sitepoint.com/forums/forum-support-87/my-signature-option-still-not-found-732371.html
http://www.sitepoint.com/forums/forum-support-87/signature-730516.html
http://www.sitepoint.com/forums/forum-support-87/no-edit-signature-link-711786.html