Google Calendar is a time-management and scheduling calendar service developed by Google. Google Calendar allows users to create and edit events. Reminders can be enabled for events, with options available for type and time. Event locations can also be added, and other users can be invited to events.
Google Help – Calendar Support – Help getting started with Google Calendar and information about notifications, sharing, syncing, importing events, and more.
26 tricks to help you tame Google Calendar – Many of Gcal’s best features lurk beneath the surface. This site helps you handle it like a pro.