As an executive, when you walk through your office, you probably can't help but glance at passing computer screens. And when doing this, you probably catch a glimpse of a variety of consumer applications open and running, like Skype, Google Docs, AOL Instant Messenger, and the list goes on. According to a recent Forrester report, nearly half of all information workers use between four and seven different collaboration tools to do their jobs. Some may have been recommended by you. Others, you may not even recognize.