I have only limited personal experience with this hotel chain and no personal experience with the frequent guest program. I am starting this thread as a foundation for a general discussion of Sol Meliá Hotels & Resorts and the Mas Rewards frequent guest program. www.solmelia.com Mas Rewards Home Headquartered in Spain, Sol Meliá has more than 300 hotels in 30 countries -- including at least 16 all-inclusive resorts. Brands Gran Meliá Meliá Hotels & Resorts ME by Meliá Innside TRYP by Wyndham * Sol Hotels Paradisus Resorts Sol Meliá Vacation Club Best Online Rate Guaranteed "If you find a lower price within 24 hours of making your booking at http://www.solmelia.com, after checking it we will match the lower price and also add an extra 10% discount. If the hotel is located in the Americas (except Brazil and Cuba) we will give you not just 10% off, but a whacking 20% discount off the price you booked." Mobile Apps Yes. For Blackberry, Android, and iPhone. A Mas Rewards booking bonus is available for reservations booked through their mobile app. * TRYP Hotels has been owned by Wyndham since 2010 but is cooperatively marketed. TRYP properties opening soon in the US and Canada will participate in the Wyndham Rewards program. TRYP properties outside of the US and Canada participate in the Mas Rewards program.