http://www.smartbrief.com/news/AAF/pressReleases.jsp?sb_code=RSS&industry=Direct%20Marketing%20Services Direct Marketing Services Press Releases from SmartBrief Sitel, a leading global business process outsourcing (BPO) provider, today announced it has been named on The Black Book of Outsourcing?s prestigious 2009 ?50 Best Managed Global Outsourcing Vendors? list, as announced in The Wall Street Journal. The... Mon, 23 Nov 2009 09:04:14 CST