public static SmsMessage withdrawalSmsFromStandardChartered() {
   return SmsBuilder.sms().fromStandardChartered().aboutAWithdrawal().create();
 }
 public static SmsMessage smsFromBankAboutPurchase(float amount) {
   return SmsBuilder.sms().fromStandardChartered().aboutPurchase(String.valueOf(amount)).create();
 }
 public static SmsMessage smsFromStandardChartered() {
   return SmsBuilder.sms().fromStandardChartered().create();
 }
 public static SmsMessage smsFromBankAboutSomethingElseThanWithdrawal() {
   return SmsBuilder.sms().fromStandardChartered().aboutDeposit().create();
 }
 public static SmsMessage smsFromSomeSourceOtherThanTheBank() {
   return SmsBuilder.sms().fromSourceOtherThanTheBank().create();
 }