Zestimates protected as free speech, Zillow argues in legal challenge

  • Zillow has maintained that the charges against the Zestimate are "without merit" and the court filing reveals the basis of its legal defense: The First Amendment.

Stock forecasts, search engine rankings, editorial reviews, Zestimates. What do they have in common? They’re all constitutionally protected by as free speech, Zillow said in a memorandum responding to a class-action lawsuit in Illinois challenging its online home valuations.