You can add a cause which resulted in the closure or loss of a lead before archiving the lead.  To create a new cause click on the More tab from the top me...

You can edit an existing cause used to categorize the closure of a lead.  To edit a cause click on the More tab from the top menu and then go to causes, ...

You can delete an existing cause used to categorize the closure of a lead.  To delete a new cause click on the More tab from the top menu and then go to ca...