In Serule, a hotel is required to offer a certain amount of high-end conveniences to be rated 5 stars. These can include gourmet restaurants, on-site gyms, saunas and spas, premium bedding, luxury toiletries and more. What also sets 5-star hotels apart is their outstanding standard of service. You can expect things like concierge services, in-room massages and nightly turn-down services. Some may even offer additional touches such as a welcome gift.