For various reasons, applications originally installed by the Mac OS X Installer disc (DVD or CD) -- Mail.app, Activity Viewer, etc. -- can become unusable. This can occur due to user deletion, ...

If you get a lot of email you may want to revert to Mail’s Classic look. To achieve this open Mail Preferences and check out the Viewing tab. At the top of that tab you can choose “Use classic layout” ...

Tracking shipped packages is fast and easy in Mac OS X Lion due to Apple Mails tight integration with WebKit. It is also one feature that Apple brought to Mac OS X from iOS that I actually like.

The Internet’s killer apps have always been e-mail programs, but users’ demands for more features, better security, and speed are tough to meet for Mac administrators using traditional mail-server ...