Web Host Manager (WHM) Screen Shots
 
Overview of your Web Host Manager (WHM)
 
Server specifications can be viewed from WHM. 
 
It is so easy to create a new hosting accont for your clients. All you've to do is to fill in the client domainname, username and password and click on Create. 
 
From your WHM, you will be able to post news / messages to all your clients control panel.