If you're in the process of looking for a new job, chances are that you've been told (or read somewhere) that only around 15-20% of all jobs, in general, ever get publicly advertised.  And this statistic is totally true.  Just ask any representative sample of people how they landed their last assignment and you'll find that the majority of them likely landed their position through networking and word-of-mouth, versus the historical "help wanted, please apply" [...]