Anyone can post a review to TripAdvisor – shady operators writing glowing reviews for cash, hotel industry professionals spruiking the qualities of their own property and knobbling the opposition, guests and diners who threaten negative reviews unless accorded red-carpet treatment. Hotels have worked out ways to offer inducements to guests who post favourable reviews, and block those likely to write less favourably, as highlighted in a recent case that saw Meriton Serviced Apartments cop a $3 million fine. Get the full story at