LinkedIn Tools: LinkedIn tools are official tools of LinkedIn. It consists of Outlook toolbar, Email signature, Google tool bar assistant, Mac search widget and browser tool bar. Outlook toolbar is an application that allows you to update your outlook express contacts with your LinkedIn profile. You can see notifications when a user updates his contact information. Browser toolbar is available for Firefox and Internet explorer and has a search function for searching LinkedIn profiles. It also has a Job insider function that allows you to search for any job openings in your area of expertise.