Zelenogorsk is a closed city. Entrance to the city is carried out only with passes. 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. At the flat is prohibited: smoking — only on the balcony, holding parties and any other events, making noise after 10:00 PM, staying with more guests than stated in the reservation. For business travelers, accounting documents are provided. All types of payment are accepted: cash and non-cash payments. Remote check-in. Early check-in and late check-out are possible and paid additionally. Upon check-in, a deposit is charged as a guarantee of the safety of the property and compliance with the rules of residence. Upon check-out, the deposit is returned.