That’s a question I hear frequently. Not long ago a friend asked me why he should bother with LinkedIn? He wasn’t a technologically challenged individual, so I was surprised that he should ask. My answer was simple. It is the top social networking website for jobseekers.

As Jeff Weiner, CEO of LinkedIn, explains it, “Post a full profile and get connected to the people you trust. Because if you’re connected to those people and you posted a profile, then when other people are searching for people, they might find you.”

With more than 120 million registered users — and adding two new members every second — the rate at which your network expands on LinkedIn can be truly amazing. A hundred strategic contacts could mean access to millions of people in a short amount of time. You’d have to attend dozens — or hundreds — of in-person networking events to equal the reach you can get on LinkedIn.

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