By now, everyone reading this is most likely familiar with LinkedIn. If not, LinkedIn is a social networking service for professionals, more commonly referred to as a professional networking service. LinkedIn provides users with the capability to display their career information and interests, connect and communicate with colleagues, and keep up with business related news. LinkedIn’s service is geared toward the vast and broad market of, well, everyone. This approach has worked well for them. They have over 200 million members worldwide and rake in nearly $1 billion in revenue annually. Read more