Be careful what you post online, career counselors warn NEW YORK (Reuters) People concerned about their careers should be extra careful about what they post on the Internet during a recession, career counselors say. Facebook, Twitter, YouTube, blogs and other venues present numerous opportunities to sabotage your hunt for a job or promotion at a time when employers can afford to be picky. "With social media, you can be vapid, boring and annoying with alarming frequency," ...