Google Calendars — Offer custom email addresses to your organization with more than 7.3 gigabytes of storage for each account, advanced spam filters, search tools to help people find information fast, plus instant messaging and calendar tools built right into the email interface.
Schedule Appointments with the greatest of ease
Overlay multiple calendars to see when people are available. Create a meeting, send invitations to attendees and await their replies to update RSVPs. Share project calendars
Share calendars company-wide or with select co-workers. You can select from a range of permission settings when sharing calendars – choosing who sees event details and/or who can make calendar changes. Embed calendar on web pages Mobile Scheduling
See event details, add new ones and invite guests, using mobile devices like Android, BlackBerry and iPhone smart phones. Calendar notifications are pushed to your phone via SMS.