* Social listening and social analysis features require 10 or more Microsoft Dynamics CRM Online Professional users.
* One trial instance is included with 25 or more Professional User Subscription Licenses (USLs). For every 20 Professional USLs, the storage capacity increases by 2.5 GB, up to 50 GB at no additional charge.
* A minimum purchase of 5 Professional users with annual subscription is required for new subscribers.