def addNewStaffEH(self, other):
        SSN = other.getSSN()
        if SSN.isdigit() == False or len(SSN) != 10:
            flag = True
            while flag:
                print("\nInvalid social security number, please try again.")
                newSSN = input('Enter new SSN: ')
                if SSN.isdigit() and len(SSN) == 10:
                    other.setSSN(newSSN)
                    flag = False
                else:
                    continue

        name = other.getName()
        nameValid = self.isNameValid(name)
        if nameValid == False:
            flag = True
            while flag:
                print("\nInvalid name, please try again.")
                newName = input('Enter new name: ')
                nameValid = self.isNameValid(name)
                if nameValid:
                    other.setName(newName)
                    flag = False
                else:
                    continue

        address = other.getAddress()
        if address.isalnum() == False:
            flag = True
            while flag:
                print("\nInvalid address, please try again.")
                newAddress = input('Enter new address: ')
                if address.isalnum():
                    other.setAddress(newAddress)
                    flag = False
                else:
                    continue
        cellPhone = other.getCellPhone()
        if cellPhone.isdigit() == False or len(cellPhone) != 7:
            flag = True
            while flag:
                print("\nInvalid cellphone, please try again.")
                newCellPhone = input('Enter new cellphone number: ')
                if newCellPhone.isdigit() and len(newCellPhone) == 7:
                    other.setCellPhone(newCellPhone)
                    flag = False
                else:
                    continue
        phoneNumber = other.getPhoneNumber()
        if phoneNumber.isdigit() == False or len(cellPhone) != 7:
            flag = True
            while flag:
                print("\nInvalid phone number, please try again.")
                newPhone = input('Enter new phone number: ')
                if newPhone.isdigit() and len(newPhone) == 7:
                    other.setPhoneNumber(newPhone)
                    flag = False
                else:
                    continue
        email = other.getEmail()
        emailValid = ErrorHandler().isEmailValid(email)
        if emailValid == False:
            flag = True
            while flag:
                print("\nInvalid email, please try again.")
                newEmail = input('Enter new email: ')
                emailValid = ErrorHandler().isEmailValid(newEmail)
                if emailValid:
                    other.setEmail(newEmail)
                    flag = False
                else:
                    continue
        role = other.getRole()
        if role not in ["Pilot", "Cabincrew"]:
            flag = True
            while flag:
                print("\nInvalid role, please try again.")
                newRole = input('Enter new role: ')
                if role in ["Pilot", "Cabincrew"]:
                    other.setRole(newRole)
                    flag = False
                else:
                    continue
        rank = other.getRank()
        if rank not in ["Captain", "Copilot", "Flight Service Manager", "Flight Attendant"]:
            flag = True
            while flag:
                print("\nInvalid rank, please try again.")
                newRank = ('Enter new rank: ')
                if rank in ["Captain", "Copilot", "Flight Service Manager", "Flight Attendant"]:
                    other.setRank(newRank)
                    flag = False
                else:
                    continue

        staff_license = other.getLicense()
        if staff_license.isalnum() == False:
            flag = True
            while flag:
                print("\nInvalid license, please try again.")
                newLicense = input('Enter new plane ID: ')
                if staff_license.isalnum():
                    other.setLicense(newLicense)
                    flag = False
                else:
                    continue
        return other