LinkedIn is a powerful networking tool for university graduates and there are most certainly rules when it comes to utilising the power of it. There are hundreds of networking sites out there and it can be very confronting trying to work out where you stand in what networks. Should you make your Facebook private? Have I deleted my MySpace account from when I was 16? What was I even up to when I was 16? Your existing digital footprint can be a make or break moment in your professional career.