Start Service
  
  var cityErrorMessage = "Must contain only letters or spaces.";
    var failedValidation = "Please correct the error(s) below.";
    var additionalFields = "Please complete the additional fields to continue";
    var invalidDobError = "Invalid Date of Birth, must be at least 18 years old.";
    var changeSignature = "Click to change signature"; 
    var invalidStartDateErrorMessage = "Invalid Date";
    var invalidSsnErrorMessage = "The SSN you entered is not a valid number, please try again";
    var captchaCodeValidationErrorMessage = "You've entered an incorrect verification code. Please try again.";
    var failedRequestErrorMessage = "Failed to establish service request. Please try again";
    var invalidDetailsErrorMessage = "Invalid details provided.";
    var matchingAddressErrorMessage = "No matching address found. Please try adding additional details.";
    var failedrequest = "Failed to establish service request. Please try again";
    var requiredElectronicSignature = "Electronic Signature is required. Please enter a signature.";
    var phoneNumberValidationErrorMessage = "Enter a valid phone number.";  
    var dateValidationErrorMessage = "Please enter a valid date.";  
    var calendarAgeInYears = 18;
    var driverLicenseValidationErrorMessage = "Please enter only alphanumeric characters."; 
    var selectTime = "Select time";
    var cityValidationErrorMessage = "Must contain only letters or spaces.";
    var customerVerificationErrorMessage = "Based on checks done, you have been identified as a brand-new customer. Only existing customers are allowed to request via the Guest Start Service. For brand-new customers, please contact us instead at 972‑466‑3120.";
    var customerExistsErrorMessage = "Based on checks done, you have been identified as an existing customer. Please log in to your online profile and submit your request there.  Only brand-new customers are allowed to request via the Guest Start Service.";
    var generalError = "Please correct the error(s) below.";
    var noAppointmentsFetchedErrorMessage = "Could not fetch appointment details for the selected date.";
  
  
 to install an icon on your iPhone.