Lufthansa is giving 300-900 award miles for Trip Advisor reviews. -Sign up on TripAdvisor -Make sure you post at least 3 reviews on the German site: www.tripadvisor.de -Enter your FF number at the bottom of the review site before posting. http://www.lufthansa.com/online/portal/mam/at/earn/hotel/offer?nodeid=3011942&l=en&cid=18001 Register with TripAdvisor, the world's largest travel review site, and earn award miles. All you have to do is write a review of a hotel, restaurant, or attraction. For every three reviews that you write and that are published on www.tripadvisor.de, you will earn 300 award miles. How to earn award miles with TripAdvisor Simply go to www.tripadvisor.de/milesandmore, start writing reviews and be sure to enter your Miles & More service card number when you submit them. For every three reviews that you write and that TripAdvisor publishes, you will earn 300 award miles.* Earn up to 900 award miles in total in a calendar month.