You can subscribe to the Outlook Users e-mail discussion list, hosted at Yahoo! Groups, by sending an e-mail message to firstname.lastname@example.org. To read the archives online, visit the outlook-users list homepage.
For developer related questions, join the Outlook Dev group at Yahoo! Groups by sending an e-mail message to email@example.com. to read the archives online, visit the outlook-dev list homepage.
Forums for Outlook Programmers
The MSDN forum is staffed by Outlook programmers and Microsoft employees with experience in Outlook programming. Outlook VBA and Custom Forms at OutlookForums provides help with basic Outlook programming projects.
SlovakTech - Outlook MVP, Developer, and Author Ken Slovak's code samples
VBOffice - Outlook MVP & Developer Michael Bauer's code samples
OutlookCode.com - many code samples were previously published here at slipstick.com
In addition to the pages above, we have some code samples here at slipstick.com along with some at outlook-tips.net and cdolive.com.