In Salgueiro, a hotel is required to offer a certain number of upscale features to be designated 5 stars. These can include gourmet restaurants, saunas and spas, on-site gyms, premium bedding, luxury toiletries and more. What also sets 5-star hotels apart is their superior service. You can expect things like concierge services, nightly turn-down services and in-room massage. Some may even offer extra touches like a welcome gift.