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. For the safety of guests, a video surveillance camera is installed in front of the apartment. Prior to arrival, guests have to pay a security deposit in the amount of 5000.00 RUB, inform the time of arrival and send a photo of the passport of all guests - the first page and the registration page. Children must provide a birth certificate. Contact details can be found on the booking confirmation.