This document provides an overview of networking and best practices for business networking. It defines networking as developing informal contacts to further one's career. There are four main types of networking groups: professional industry associations, general interest city groups, civic and non-profit organizations, and personal social groups. The document outlines rules for effective networking, such as attending regularly, arranging one-on-one meetings, giving referrals generously without expectation of immediate return, and focusing on facilitating business transactions between contacts rather than just socializing. The goal of business networking is to work one's network to generate opportunities.