<A target="_blank" href="http://www.cio.com/article/592251/Exchange_2010_To_Migrate_or_to_Stay_Put?source=rss_news&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+cio%2Farticles+%28CIO+-+Articles%29">Osterman Research surveyed a number of companies to determine why they were</A>, or were not, going to upgrade from Exchange 2007 to Exchange 2010.