What does http://www.netb2b.com have to offer?

netb2b.com was referenced in my research. I am wondering what people have been using it for?

What does http://www.b2bmarketingbiz.com/

I am trying to understand the most current trends in online busines to business marketing. What is working and what is not.
How are companies developing relationships with other businesses most successfully?

Looking for Internet based Business to Business Marketing Trends

I am researching current trends in business to business marketing online. I thought this may be a good forum to reach out and get more information. Please feel free to blog your insights, research, questions, findings musings etc. Thank you!