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 apartments are not suitable for events. Deposit for three-room apartments — RUB 10000.00, for other apartments — RUB 5000.00. The maximum number of people with access to the apartments is indicated when booking. A list of all guests is required on the evening before the day of arrival to order passes. Admission is granted on the basis of the original passport, driver's license or passport, minors must be with their parents, the original birth certificate and passport, if received. The insurance deposit is refunded within 3-7 days. It is not possible to smoke in apartments, to be a minor without parents, to arrange noisy events, to order large deliveries, any size larger than a metre. All plans that differ from standard accommodation must be agreed before booking.