This setting is used to control the visibility, editing and required attribute of the fields in Travel and Transport form.
How to access the setting:
1. Go to "Setup"
2. In the search box, input "Custom Settings"
3. Find the "Sked Custom Form Field Setting" setting
Example: Actual_Travel_Distance_To_Job: IsVisible = true, Is Editable = true, Is Required = true: Actual Travel Distance field will be shown as being editable and required in the form.
If Is Required = false: Actual Travel Distance field is not required in the form.