networking business sites

What are some of the best social / business networking sites?

Besides the obvious, Linkedin, etc, there is a very top notch networking site on the web. It currently has about 350,000 members who are all major players in their respective fields. The only problem is that to obtain in u need an invitation from a reputable members. The site is called asmallworld.com, and if you can find in its great. Good luck for good.

Social Network Marketing 101, Social Networking Websites