Automatic replies can be set up to be sent to people who e-mail you during times when you will be unable to reply in a timely manner.
To access the Automatic Reply settings:
1. Click the settings gear at the top right of the windows and select Set Automatic Replies.
2. In the Automatic Replies window, you can enable or disable automatic replies, set specific time periods for when automatic replies are to be sent, modify who will get automatic replies and edit the message recipients will receive.