How do I delete all my comments at once?

How do I delete some of my comments?? I cant find the link -___

The new comments is hard to delete,well their is NO delete link ,how are we able to delete them?

how do I delete a comment?? that I made or that someone else made??

How do you delete a question that you have on your profile??

I don't see any place where I can delete my comments. Can we delete them or not anymore?

How can I delete a question that I posted anonymously?

Why won't the add me as a friend button work?? When will we be able to delet our comments

How do I delete pictures I have uploaded?

How do you delete a question on funadvise???

How long does it take for a comment I posted to go on the site?