When somebody Onboards to the production, they are automatically added to your Cast & Crew Defaults list under Commute Defaults.
Each day or period has a Cast & Crew page. Here you can add crew to the day or period, and control their specific commute for that day or period.
When you add someone to a period, they are brought in with their defaults as specified in Cast & Crew Defaults. You can also sync that day or period to their default.
Specific columns: