Tha fastest way to add your day breaks - is to use automatic day breaks option.
You can choose automatic day breaks placing based on 1/8ths:
Or you can add them manually:
Drag and drop to reorder:
Assign Shoot Date by clicking on the calendar:
Add your personal Notes:
See all the neccessary information on your Day Breaks' strips:
Add and edit Banners:
Well done!
Note: Filmustage allows you to integrate scene breaks with a calendar of holidays and weekends.