When you have completed the planning for a course, you can send out the schedule to the participants. Go to "TP" > "Course participants", choose the course with the filter and press the "Filter" button > mark all participants and click "Choose action" "Send schedule", the message you write is the text that follows the schedule so write something welcoming. When you have sent it, all chosen participants will receive a mail with an overview of their training-sessions.
You can also send a regular message if you need to send other information to participants of a specific session. Go to "TP" > "Course planning" and find the click the icon with a pencil in that session > write your message and click "Send".