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. A prepayment of 50% of the cost of first night staying is required. The prepayment is non-refundable in case when guest cancels the reservation less than 30 days before arrival date. Additional bed at the hotel is a sofa.