Work Assignments must exist before a shift submitter can use them. A manager must designate a work assignment to be used by shift submitters.
1. Click on Manage Schedules
2. Click on Work Assignments

3. Choose the edit pencil for the work assignment you want to allow shift submitters to use

4. Click on the Can Submit tick box to activate
5. Click on Update it to save

Now a shift submitter will have the work assignment available to them when they are creating a shift.