WSJ - Paywall
Is LinkedIn a waste of time? In recent years, the professional platform has become a target of frustration in the social-media stratosphere: It’s not fun or user-friendly, it’s a bit ugly, and the site has become bogged down with spam connection requests and users’ attempts to market products. “Being present on LinkedIn is essential,” says Aliza Licht, a digital consultant and author of “Leave Your Mark." "You should regularly post content relevant to your career—innovations by your employer, job openings you’ve heard of, industry shifts you’ve observed—on its home-page feed as you would on Facebook.