About 20% use Web 2.0 websites, such as Facebook, to filter candidates, and 35% of them dismissed candidates ... http://www.careerbuilder.com/share/aboutus/pressreleasesdetail.aspx?id=pr459&sd=9%2F10%2F2008&ed=12%2F31%2F2008&siteid=cbpr&sc_cmp1=cb_pr459_&cbRecursionCnt=1&cbsid...