sharepoint designer

Batching assign permissions to all items separated from list permission settings

Auto set permission to item when it created or modified.

Web Part allowing adinistrators to delegate AD management work to specific users

Allow users to modify Active Directory data, grant adminstrators full control

Manage access to all content by setting field-level and view-level permission

reference a lookup list from a different site in one site collection

Auto send emails to appointed users/groups or email addresses when item changed

Let columns non-editable or invisble in edit form or display form.

Let Outlook publish attachments to a website and add link in the e-mail instead.

Assign permissions to item-releated person/group