Enlace	Shared Google Calendar	Google Calendar invites
Others get notification emails	Sí If added to the event explicitly	Sí
Others can edit event	Sí	Sí Only if event creator checks "Guests can modify event"
Custom colors	Sí Per calendar
Each event appears once	No Event appears both in the shared and in the personal calendar if invited. Removal from personal calendar marks as "No" in shared calendar.	Sí
Others get event change notifications	Sí If added to the event explicitly	Sí
Event creator notified of RSVPs	Sí If configured via Reminders & Notifications settings	Sí
Inform others of unavailable times	Sí Mark block as busy and just don't invite others	No Unless bogus-inviting others to unavailable times as an event
Retrospective of events together	Sí Uncheck other calendars	- Search / filtering?
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