# Smart Invites

Smart Invites allow you to send your users calendar invites and be informed of their interactions with them (accept, decline, etc) without needing any calendar authorization.


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[Read in HTML](/developers/api/smart-invites/)

## In this section

- [Create or Update Invite](/developers/api/smart-invites/create-smart-invite/index.md) — Create a new Smart Invite for a recipient.
- [Invite Callback](/developers/api/smart-invites/invite-callback/index.md) — Once a Smart Invite has been created and sent to the recipient you will be able to receive notifications relating to it. These notifications will be sent as HTTP POST requests to the callback_url specified when the Smart Invite was created
- [Invite Status](/developers/api/smart-invites/invite-status/index.md) — Once a Smart Invite has been created you may need to retrieve the current state of it, usually in response to a notification from Cronofy.
- [Cancel Invite](/developers/api/smart-invites/cancel-invite/index.md) — This method allows an invite to be cancelled, please note the returned ICS attachment must be sent to the recipient in order for the event to be removed from their calendar.