Telephone Preference System How Do You Deal With Unwanted Recorded Message Spam Phone Calls?

How do you deal with unwanted recorded message spam phone calls? - telephone preference system

You know this - I had yesterday a "Congratulations, you win a trip to the Bahamas or Florida.

You can not whistle in the phone, because it is a recorded message. One can not say it is a number they call ex-directory/unlisted and Telephone Preference Service registered, this is not a real person.