Ken
Have you checked out Ariba Discovery? Companies are embracing this as their e-commerce platform of choice. Check out http://discovery.ariba.com and go to the I'm Selling section. Make sure that you check out the Resources section and the tips on how to build your supplier profile to attract new opportunities. Lastly, there are some great case studies that you can read at http://www.ariba.com/solutions/sell/discovery-for-sellers/case-studies which describes how various companies have grown their business using Ariba Discovery.