Using Twitter and Facebook in your job search can help you build your professional network and find new opportunities. The presentation recommends setting up profiles on both platforms, connecting with recruiters and other professionals in your industry, and using hashtags to search for and engage in discussions around jobs. Participating in weekly Twitter chats is another way to interact with recruiters and other job seekers. Facebook can also be an untapped resource for finding jobs with smaller companies if you like their pages and engage with their posts.