The Field Key is unique for all fields.
bf4-1 an example of field key. bf means
bit form , 4 represent
form id , 1 represent
1st field of the form . These keys are used in
You can set a proper name of the field that is considered as a field label. This label name will appear on the front end of the form you will display. If you want you can hide the field label from the form .
This field is used for Administration purposes. Admin can set a label to specify the label name on the responses page.
By enabling this option, you can make the field required for the user if you need it. Also you can set an
Error message if you want the field required. Also you can set message as your requirements.