If headhunters are now spending 70 percent of their time on social media, you should be working this job angle too.

Here are a few best practices:

With 45 million users across 150 industries, LinkedIn is a proven networking tool. In addition to building your own network, you may want to join industry associations that are linking members through LinkedIn. Drop by technology guru Guy Kawasaki’s Ten Ways to Use LinkedIn to Find a Job for some very useful pointers.

Facebook founder Mark Zuckerberg has famously called it the “sixth largest country in the world.” It is a great way to connect with new, old and prospective business contacts, but it is also where your friend with the tattoos and pierced nose may pop up to invite you to the latest rave.

Message: Be sure to employment proof your Facebook profile!

Twitter is becoming an indispensable tool for keeping up with your industry. You may even decide to Twitter yourself and build a following. If you want to keep up on the 3000-feet view of your industry, follow the number one exectweets, or catch up with thejobsguy for online job search strategies.

If you have one million Twitter followers, where should this go on your resume?