1. To delay the posting of a message and schedule it for a particular time, click the little triangle next to 'Post'.
2. Select 'Schedule'.
3. Enter the date and the time you want it to appear. Then click 'SCHEDULE'.
4. Saved announcements (messages) are stored at the top of the Stream, under, yes, you've guessed it, 'Saved announcements'.
To see what announcements are planned, click on 'Saved announcements' and it will list what's coming up. Note, only you can see this, your students can't, which allows you to control when they see certain messages, materials, and assignments.
If you want to change an announcement, click on the blue area. This will open the post again. You can edit it and by clicking on the blue area in the post, you can change the date and time. Once finished click 'Schedule'. You can also remove the scheduling by clicking on the cross in the blue area of the post.