Lawyers say negative reviews based on opinion are protected, but false statements – even from those who never visited – could carry legal consequences. SINGAPORE: For many diners, choosing where to eat is as simple as checking a Google rating.  But what happens when those ratings are suddenly flooded with negative reviews, including from people who have never set foot in the restaurant?  Cantonese restaurant Eat First recently found itself at the centre of such a backlash after an article by