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. It is forbidden to leave rubbish and dirty dishes in the apartment, to smoke anywhere on the territory of the apartment, to take additional sets of bed linen and towels without the knowledge of the owner. In case of violation of the rules of residence, the deposit will be withheld from the guest in full.