It's not news to anyone that recruiters and employers use social media to explore the candidate pool. Millions of job seekers dive into this particular pool every day, some without making so much as a ripple on the surface.  If you really want to make a splash that gets noticed, you have to break through the clutter with a personal brand that attracts and impresses. If you are a job seeker, it is likely that you already know some basic facts:

The job market: it's highly competitive, very...