Business networking is both an art and a science. The advent of E-Networking has opened up a new online world of “Mega-Networking.” From the proliferation of social networking sites like My Space and Facebook – to more structured, in-person networking groups like Business Networking International (BNI), there have never been better opportunities for expanding your network. Still, many of the proven “rules of engagement” apply, because, whatever the method, it’s all about relationships.