Forbes has some good tips for job seekers on how to use LinkedIn to catch a recruiter's attention. Always get recommendations because lot of companies simply ignore candidates that don't have recommendations.
Gmail users who travel frequently will simply love this. You can now instruct Google email to automatically add your current geographic location in all your outgoing email messages so that recipients get to know where you are at the moment.
Google Universal Search changed the basic rule that only high quality web pages could put your site on the front pages of Google. You can have good positions even without text through the use of images, blogs and even videos.