Here is a BASIC tutorial on adding your own domain name to your ning network, this is for the PLUS subscriber. After you purchase your domain name from "godaddy" or other...

1. login to your network

2. Click on manage tab

3. Click on Tools, go to domain mapping 

[Third from the bottom]

4. Add you original ning url 

[eg: irock.ning.com]

5. Add your new domain name, minus the http:// & www 

[eg: irock.com]

6. Add the new domain name with the www 

[eg.www.irock.com]

7. Ensure the Redirect button is green next to the last box!

8. SAVE

Cheers!

Haych