Intranet tabs

Hi,

  I am working on my company intranet portal which is developing in sharePoint 2010. In this intranet portal we are taking tabs like

1. Employee Directory
2. Teams
3. HR
4. Business Development
5. Corporate
6. Clients
7. Fun
8. Help Desk

  Please share me any related links or any information which related templates are suitable for each  intranet tabs.

Thanking You, Nagendra.