"The problem has to do with organizations having calendar appointments and meeting requests "disappear", get corrupt, meeting delegates (boss/assistant) having challenges with appointments showing up, disappearing, reappearing, etc."
Link courtesy of Ed Buford
"I have seen number of posts on this topic with people having trouble setting the default zoom on incoming email (Outlook 2007 seems to remember the zoom setting for composing mail, but not for reading mail). The following macro will set the zoom every time an email is opened."
"There are several scenarios for consideration when deploying Exchange Server 2010 into an environment where Outlook 2003 is used. Most of these scenarios have been documented prior to the product release and some applied to previous versions. However, in a review of support cases, we have found that they have not been used prior to contacting Microsoft."
"Beyond the previous post of general complaints of slowness and sluggishness in Outlook and Exchange, the other complaint I hear frequently these days is specific to Calendaring. Part of it is calendaring performance (where it might take 20-30 seconds to open up somebody else's calendar to view their calendar) which all of the points I note in the other blog post referenced above will apply to performance issues in calendaring."