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. Reporting documents and receipts with QR codes are provided. Contracts with companies can be arranged. Payment by bank transfer and invoicing are available. Early check-in and late check-out can be arranged in advance for an additional fee. Contact information is provided in the booking confirmation. Smoking in the apartment and hosting noisy parties are strictly prohibited.