Research In Motion (RIM) is working with IBM to enable enterprise instant messaging on the BlackBerry platform. The solution will bring together the presence awareness capabilities of <A HREF="http://www.rim.com/news/press/2005/pr-19_04_2005-03.shtml">IBM Lotus Instant Messaging and Web Conferencing</A> and the security and performance advantages of the push-based BlackBerry wireless platform.