Depending on the permissions assigned to each individual, users can permanently delete a folder and all of its contents.
To delete a folder, follow these steps:
Click the Groups tab on the left navigation bar.
Click the Group Memberships icon. The Active Memberships page appears.
Select the group in which you would like to delete a folder. The Group homepage appears.
Click the Shared Documents button. The Shared Documents page appears.
In the Modify column of the folder you want to delete, click the delete link.
A dialog appears verifying that you want to delete the folder.
Click OK to permanently delete the folder.
Note: Once a folder is deleted it is moved to the Recycle Bin where it can be restored or purged later