This will flag comments for moderators to take action.
What you need to do is go into the project you would like to delete, navigate to the 'my tools' bar on the right hand side of the page, select 'Edit Project Settings', scroll to the bottom of this page and hit 'Remove Project'. This will delete your project!
If you have any problems, email the support team at firstname.lastname@example.org and they'll be able to help you further
Hannah from the WEbook Team