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, ...

Mac OS X 10.5 Leopard comes with a selection of entirely new or greatly improved applications. The new system is designed to be flexible to fit your needs, so you can import the data from existing ...

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.