The document discusses how to build an opportunity network through social networking. It explains that social networking sites like Facebook, Twitter, and LinkedIn are growing exponentially and can be used to establish your professional reputation online, connect with key people, find opportunities, and learn. It provides different levels of participation in social networking from passive outposting to open sharing. It emphasizes starting participation, being helpful to others, broadening your network consistently, and finding communities to engage with both online and offline. Cautions include being aware that information shared online can last forever and separating personal and company information.