Creating and using User Content Directory(UCD)

Hello All,

I have a requirement of storing some user information in UCD. How can I create UCD and use it to store and fetch user data.

I have followed below links but can someone share more detailed procedure as I am not able to make things work following these links.:

http://help.sap.com/saphelp_nw73/helpdata/en/f3/c703388929464ba24caf7e8135ce4f/frameset.htm

http://scn.sap.com/community/enterprise-portal/blog/2011/07/26/new-in-sap-netweaver-portal-73-user-content-directory

Thanks,

Tarun Jain