In Bidor, a hotel is required to offer a certain level of upscale amenities to earn a 5-star rating. These can include gourmet restaurants, saunas and spas, on-site gyms, luxury bathroom products, premium bedding and more. What also sets 5-star hotels apart is their superior service. You can expect things like concierge services, in-room massages and nightly turn-down services. Some may even offer thoughtful touches such as a welcome gift.