1. Click on the 'message' icon at the top of your screen.
2. Click on 'scheduled' and add a trip from the dropdown list.
3. Press the 'Compose' button and click into the 'To' field so that it shows you the travelers that have emails added to their profiles.
4. After adding the traveler, the 'subject' of your message and the content of your message, click on the little arrow next to the 'send' button at the bottom.
5. A pop-up window will appear allowing you to select the date and time you wish to schedule your message to be sent.