"Hotels and authors are paying agencies to boost their rankings on review websites and discredit their rivals."
"Other companies take a different approach. Chris Emmins, co-founder of Kwikchex, works to remove false negative reviews posted by rivals or disgruntled former employees by providing TripAdvisor with proof that they were never a guest."
Plus the article features a case study of KwikChex member - Howarth House Hotel, St Annes.
Above excerpts and full article on The Times: www.thetimes.co.uk (you will need to join and pay a small fee to access Times articles online)