You can discuss the meeting details(topic, time, participants etc.) in a Meeting channel. You can create Meeting channels only under Meetings channel.
How to create a Meeting channel:
- click on Create new Meeting link under Meetings channel;
or
- click on New Meeting from Meetings context menu;
- fill in the fields in Creating Meeting Channel window and click on Create.
A Meeting channel is created!
You can create Agenda Item channels under Meeting channels.