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. Check-in is remote. To receive check-in instructions, guests must contact the property in advance using the phone number from the voucher or send a message via messenger. Contact details are provided in the booking confirmation. Check-in and check-out times may be adjusted upon agreement and subject to availability. Accommodation with pets is allowed upon agreement and for an additional fee. A contract is signed at check-in, and a passport is required. A security deposit is required and is refunded upon check-out after inspection of the flat's condition and cleaning. Smoking and noisy events are prohibited; smoking is allowed only on the balcony with the door closed.