The requirements for documents needed at check-in depend on the type of accommodation and the applicable regulations. For hotels and other accommodation facilities, a Russian passport, an international passport, or a driver’s license may be accepted. For apartments, serviced apartments, and other properties where check-in or contract conclusion is carried out according to the rules of a specific property, the required documents are determined by the property itself. Front desk is open 24/7. The cost of additional bed linen is RUB 588.00. If two guests check into a four-bed apartment and plan to stay in different sleeping places, then an additional charge for bed linen is charged.