How to delete organizations in CRM?

As per many peoples, Once organization created in CRM it will be disabled but never deleted.
It's wrong,If required to delete existing organizations then read the following paragraph.

When an administrator creates a new organization in the Enterprise Edition of
Microsoft Dynamics CRM, the organization information is stored in the
configuration database. Similarly, the administrator can remove an existing
organization from the configuration database, although the organization must be
disabled first before it can be deleted. And if there are no more organizations left
in the configuration database, the administrator can uninstall Microsoft Dynamics
CRM from the server(s).