Corso "Addetto al ricevimento". Modulo Inglese per il Turismo. Handling complaints

http://www.which.co.uk/consumer-rights/letter/letter-to-claim-for-unsatisfactory-hotel-accommodation

http://www.dailymail.co.uk/travel/travel_news/article-3257552/How-complain-hotel-airline-want.html

http://www.hotelmailing.com/it/index.php#lt_type

https://www.youtube.com/watch?v=VWXXbYnb5KE