In Thong Fa, a hotel is required to offer a certain level of upscale features to earn a 5-star rating. These may include on-site gyms, gourmet restaurants, saunas and spas, premium bedding, luxury toiletries and more. What also sets 5-star hotels apart is their exceptional service. You can expect things like nightly turn-down services, concierge services and in-room massages. Some may also offer extra touches like welcome gifts.