Windows Live Mail - Software Details

Access your e-mail contacts and calendar even when youre offline. And Windows Live Mail helps you manage multiple e-mail accounts—Hotmail Gmail Yahoo Mail Plus and more—in one program.

Offline access - Older messages and calendar events are accessible in Mail even when youre offline.
Event reminders - Your calendar in Windows Live Mail helps you keep track of all the important stuff youve got coming up.
Sync with web calendar You can edit events in your calendar in Mail even when youre offline.