Source: eGrabber Newsletter Some of the best people you hired might have come through somebody you knew - a referral. The social networks and community sites that employees associate with are sources of high-quality job applicants. You can expand your pool of good candidates by tapping into such rich sources. You can create a referral portal on your website, where your employees can log in to recommend friends and professional acquaintances for current openings. You can now get to hire top candidates using the knowledge, expertise and social networks of your company's employees.