label(for='unit_number') Unit Number
                            .form-group
                                select.form-control(name="unit_number",
                                      id="unit_number",required=true)
                                    option(value='') Select Unit Number

$.ajax({
                    type: 'POST',
                    data: JSON.stringify(data),
                    contentType: 'application/json',
                    url: 'http://localhost:8082/location/getUnitNbrs',

                    success: function (data) {
                        for (var j = 0; j < data.length; j++) {
                            $('#unit_number').contents().remove();
                            var newOption = $('<option/>');
                            console.log(data[j]);
                            newOption.attr('text', data[j]);
                            newOption.attr('value', data[j]);
                            console.log(newOption);
                            $('#unit_number').append(newOption);
                          }
                        }
                    });