Maybe An Easy $300 For You

One might actually get something for free from a Robocall.
"If you received a robocall from Carnival, Norwegian or Royal Caribbean, you might want to enter your phone number on a class-action website.

A class-action lawsuit against those cruise lines and Resort Marketing Group means you might get between $300 to $900 for the calls."

http://www.miamiherald.com/news/nation-world/national/article167331957.html