There is a new Jon Tester add making fun of Rosendale because he doesn't have any cows.Tester doesn't have any cows either. And now a new add being critical of Rosendale because he made a living in Real estate? There are thousands of people here that make their living in real estate. In 2006, Tester had a net worth of $800,000; Now, 12 years later, he has a net worth between 4 and 6 million dollars. How do you think he made his money?